PTO Manual of Classification for US patents

PTO Manual of Classification for US patents

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Class Number: 558
 Class Title: ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

Subclass  Subclass
Number    Title

  *       ORGANIC COMPOUNDS (Class 532, Subclass 1)
  1       .Thioimidate esters (i.e., compounds having the thioimidate
            group, HN=CH-S-, wherein substitution may be made for hydrogen
            only, bonded directly to carbon, which carbon may be single
            bonded to any atom but may be multiple bonded only to carbon)
  2       ..Chalcogen bonded directly to the carbon of the thioimidate
             group (e.g., HN=C(OH)-S-, wherein substitution may be made for
             hydrogen only)
  3       ..Oxygen attached directly to the nitrogen of the thioimidate
             group by nonionic bonding (i.e., HO-N=CH-S-, wherein
             substitution may be hydrogen only)
  4       ..Nitrogen bonded directly to the carbon of the thioimidate
             group (i.e., pseudothioureas, HN=C(HNH)-S-, wherein
             substitution may be made for hydrogen only)
  5       ...Chalcogen attached indirectly to the thioimidate group by
              acyclic nonionic bonding
  6       .Imidate esters (i.e., compounds having the imidate group,
            HN=CH-O-, wherein substitution may be made for hydrogen only,
            bonded directly to carbon, which carbon may be single bonded to
            any atom but may be multiple bonded only to carbon)
  7       ..Oxygen attached directly to the nitrogen of the imidate group
             by nonionic bonding (i.e., HO-N=CH-O-, wherein substitution
             may be made for hydrogen only)
  8       ..Nitrogen bonded directly to the carbon of the imidate group
             (i.e., pseudoureas, HN=C(HNH)-O-, wherein substitution may be
             made for hydrogen only)
  9       ..Carbon bonded directly to the nitrogen of the imidate group
             (e.g., N cyanoimidates, etc.)
  10      .Thiocyanate esters (i.e., compounds having the thiocyano group,
            -SCN, bonded directly to carbon, which carbon may be single
            bonded to any atom but may be multiple bonded only to carbon)
  11      ..Plural thiocyano groups attached to each other indirectly by
             nonionic bonding
  12      ..Thiocyano and the carbonyl carbon of a -COO- group are
             attached to the same carbon or to a chain consisting of
             carbons, which chain may include ring members (e.g., terpene
             thiocyanoacyl compounds, etc.)
  13      ..Thiocyano bonded directly to a benzene ring
  14      ..Nitrogen or carbonyl attached indirectly to the thiocyano
             group by acyclic nonionic bonding
  15      ..Sulfur or halogen attached indirectly to the thiocyano group
             by acyclic nonionic bonding
  16      ..Oxygen attached indirectly to the thiocyano group by acyclic
             nonionic bonding
  17      .Isothiocyanate esters (i.e., compounds containing the
            isothiocyanate group, -N=C=S, bonded directly to carbon, which
            carbon may be single bonded to any atom but may be multiple
            bonded only to carbon)
  18      ..Processes for forming the isothiocyanate group
  19      ...Thiocyano, isocyanate, or isocyanide dihalide group
              containing compound utilized (i.e., -SCN, -N=C=O, or -N=CXX
              containing compound utilized wherein X is halogen))
  20      .Sulfate esters ( i.e., compounds having the sulfate group,
            -O-S(=O)(=O)O-, bonded directly to at least one carbon, which
            carbon may be single bonded to any atom but may be multiple
            bonded only to carbon)
  21      ..With preservative or stabilizer
  22      ..Phosphorus attached directly or indirectly to the sulfate
             group by nonionic bonding
  23      ..Chalcogen bonded directly to the sulfate group
  24      ..Plural sulfate groups attached indirectly to each other by
             nonionic bonding
  25      ...Nitrogen attached indirectly to a sulfate group by acyclic
              nonionic bonding
  26      ...Additional chalcogen attached indirectly to a sulfate group
              by acyclic nonionic bonding
  27      ..Quaternary nitrogen containing
  28      ...Having -C(=X)-, wherein X is chalcogen, attached indirectly
              to the quaternary nitrogen
  29      ..Nitrogen attached indirectly to the sulfate group by acyclic
             nonionic bonding
  30      ...Having -C(=X)-, wherein X is chalcogen, bonded directly to
              the nitrogen
  31      ..Chalcogen attached indirectly to the sulfate group by acyclic
             nonionic bonding
  32      ...The chalcogen, X, is part of a -C(=X)- group
  33      ...The chalcogen is bonded directly to a ring
  34      ...Plural chalcogens attached indirectly to the sulfate group by
              acyclic nonionic bonding
  35      ..Halogen attached indirectly to the sulfate group by acyclic
             nonionic bonding
  36      ..Acyclic carbon chain containing carbon to carbon unsaturation
             attached directly to the sulfate group by nonionic bonding
  37      ..Benzene ring attached directly or indirectly to the sulfate
             group by nonionic bonding
  38      ..Plural alkyl groups, or hydrogen and an alkyl group, bonded
             directly to the sulfate group, wherein the hydrogen may be
             replaced by substituted or unsubstituted ammonium, or by a
             Group IA or IIA light metal (e.g., ethyl hydrogen sulfate,
             methyl ammonium sulfate, diethyl sulfate, etc.)
  39      ...Processes
  40      ....Heavy metal containing material utilized (e.g., as catalyst,
               promoter, etc.)
  41      ....Reactant contains alcoholic -OH group (wherein H of -OH may
               be replaced by substituted or unsubstituted ammonium, or by
               a Group IA or IIA light metal)
  42      ....Reactant contains acyclic or alicyclic carbon to carbon
               double bond
  43      ....Purification or recovery
  44      .Sulfonate esters (i.e., compounds having the sulfonate group,
            -O-S(=O)(=O) , wherein the single bonded oxygen is bonded
            directly to carbon, which carbon may be single bonded to any
            atom but may be multiple bonded only to carbon)
  45      ..Phosphorus attached directly or indirectly to the sulfonate
             group by nonionic bonding
  46      ..Plural sulfonate groups attached indirectly to each other by
             nonionic bonding
  47      ...Nitrogen attached directly or indirectly to a sulfonate group
              by nonionic bonding
  48      ..Nitrogen attached directly or indirectly to the sulfonatee
             group by acyclic nonionic bonding
  49      ...The nitrogen is bonded directly to -C(=X)-, wherein X is
              chalcogen
  50      ....Additional nitrogen attached directly or indirectly to the
               -C(=X)- group by acyclic nonionic bonding
  51      ..Chalcogen attached indirectly to the sulfonate group by
             acyclic nonionic bonding
  52      ...The chalcogen, X, is in a -C(=X)- group
  53      ..Halogen attached directly or indirectly to the sulfonate group
             by acyclic nonionic bonding
  54      ...Plural halogens attached indirectly to the sulfonate group by
              acyclic bonding
  55      ..Acyclic carbon chain containing carbon to carbon unsaturation
             attached directly to the sulfonate group by nonionic bonding
  56      ..Benzene ring bonded directly to the sulfonate group
  57      ...Alicyclic ring attached directly or indirectly to the
              sulfonate group by nonionic bonding
  58      ...Additional benzene ring containing
  59      .Sulfite esters (i.e., compounds having the sulfite group,
            -O-S(=O)O-, bonded directly to at least one carbon, which
            carbon may be single bonded to any atom but may be multiple
            bonded only to carbon)
  60      ..Chalcogen attached indirectly to the sulfite group by acyclic
             nonionic bonding
  61      .Sulfinate esters (i.e., compounds having the sulfinate group,
            -O-S(=O)-, wherein the single bonded oxygen is bonded directly
            to carbon, which carbon may be single bonded to any atom but
            may be multiple bonded only to carbon)
  62      .Sulfenate esters (i.e., compounds having the sulfenate group,
            -S-O-, wherein the oxygen is bonded directly to carbon, which
            carbon may be single bonded to any atom but may be multiple
            bonded only to carbon)
  70      .Phosphorus esters (i.e., compounds having the phosphorus ester
            group, wherein trivalent or pentavalent phosphorus and carbon
            are bonded directly to the same divalent chalcogen, and wherein
            the carbon may be single bonded to any atom but may be multiple
            bonded only to carbon)
  71      ..With preservative or stabilizer
  72      ..Boron containing
  73      ..The phosphorus is in a ring
  74      ...Ring phosphorus is shared by two rings
  75      ....Phosphorus and nitrogen in the same ring
  76      ...Additional phosphorus containing ring
  77      ....Phosphorus, and two chalcogens bonded directly thereto, in
               the same ring (e.g., cyclic phosphonates, etc.)
  78      .....Acyclic divalent chalcogen single bonded directly to the
                ring phosphorus (e.g., cyclic phosphites, etc.)
  79      ......And divalent chalogen double bonded directly to the ring
                 phosphorus (e.g., cyclic phosphates, etc.)
  80      ...And nitrogen in the ring
  81      ....And chalcogen or carbon in the ring
  82      ...And carbon and chalcogen in the ring
  83      ....Plural chalcogens in the ring
  84      .....The ring phosphorus is attached directly to halogen or an
                acyclic nitrogen by nonionic bonding
  85      .....Acyclic divalent chalcogen single bonded directly to the
                ring phosphorus (e.g., cyclic phosphites, etc.)
  86      ......And divalent chalcogen double bonded directly to the ringg
                 phosphorus (e.g., cyclic phosphates, etc.)
  87      ..Processes
  88      ...Isomerization
  89      ...Forming the phosphorus ester group
  90      ....Reactant having halogen attached directly to phosphorus by
               nonionic bonding
  91      .....And reactant having chalcogen-containing hetero ring
  92      .....And reactant having alcoholic or phenolic -XH group,
                wherein X is chalcogen (and wherein H of -XH may be
                replaced by substituted or unsubstituted ammonium, or by a
                Group IA or IIA light metal)
  93      ......And nitrogen bonded directly to the phosphorus in the
                 phosphorus containing reactant
  94      ......Four or five halogens attached directly to the phosphorus
                 in the phosphorus containing reactant by nonionic bonding
  95      ......The phosphorus in the reactant is trivalent
  96      .......Nitrogen containing compound utilized (e.g., pyridine,
                  carbamates, urea, etc., utilized as catalysts, proton
                  acceptors, etc.)
  97      .......Trivalent phosphorus converted into pentavalent
                  phosphorus
  98      ......And carbon bonded directly to the phosphorus in the
                 phosphorus containing reactant (e.g., methyl
                 phosphonodichloride, etc.)
  99      ......And divalent chalcogen single bonded directly to the
                 phosphorus in the phosphorus containing reactant (e.g.,
                 diethyl phosphorochloridate, etc.)
  100     .......Nitrogen containing compound utilized (e.g., pyridine,
                  carbamates, urea, etc., utilized as catalysts, proton
                  acceptors, etc.)
  101     ......Nitrogen containing compound utilized (e.g., pyridine,
                 carbamates, urea, etc., utilized as catalysts, proton
                 acceptors, etc.)
  102     ......Metal containing material utilized (e.g., as catalysts,
                 etc.)
  103     .....And reactant having -C(=X)-, wherein X is chalcogen
  104     ....Reactant has -XH, wherein X is chalcogen, bonded directly to
               phosphorus (wherein H of -XH may be replaced by substituted
               or unsubstituted ammonium, or by a Group IA or IIA light
               metal)
  105     .....And reactant having three-membered hetero ring
  106     .....And reactant having halogen bonded directly to carbon,
                which carbon may be single bonded to any element but may be
                multiple bonded only to carbon
  107     ......Having -C(=X)-, wherein X is chalcogen, or cyano attached
                 indirectly to the halogen by acyclic nonionic bonding
  108     .....And -C(=X)- containing reactant, wherein X is chalcogen
  109     .....And unsaturated hydrocarbon reactant (e.g., pinene,
                allylene, etc.)
  110     .....And reactant having alcoholic or phenolic -XH group,
                wherein X is chalcogen (and wherein H of -XH may be
                replaced by substituted or unsubstituted ammonium, or by a
                Group IA or IIA light metal)
  111     .....Additional diverse phosphorus containing reactant
  112     ....Reactant consists of phosphorus and sulfur (e.g., phosphorus
               pentasulfide, etc.)
  113     ....Reactant consists of phosphorus and oxygen (e.g., phosphorus
               pentoxide, etc.))
  114     .....And reactant having alcoholic or phenolic -XH group,
                wherein X is chalcogen (and wherein H of -XH may be
                replaced by substituted or unsubstituted ammonium, or by a
                Group IA or IIA light metal)
  115     ....Trivalent phosphorus converted into pentavalent phosphorus
  116     .....Reactant having halogen and -C(=X)-, wherein X is
                chalcogen, bonded directly to the same carbon (e.g., alpha
                halo carbonyl compounds, etc.)
  117     ....Reactant is a phosphorus ester (e.g., transesterification,
               etc.)
  118     .....And reactant having alcoholic or phenolic -XH group,
                wherein X is chalcogen (and wherein X of -XH may be
                replaced by substituted or unsubstituted ammonium, or by a
                Group IA or IIA light metal)
  119     ......The -XH is bonded directly to alkyl
  120     .....The phosphorus ester reactant has hydrogen or metal bonded
                directly to phosphorus
  121     ....Elemental phosphorus reactant
  122     ...Trivalent phosphorus converted into pentavalent phosphorus
  123     ....Molecular oxygen or elemental sulfur reactant (e.g., air,
               etc.)
  124     ....Reactant having halogen bonded directly to carbon (e.g.,
               Arbuzov rearrangement, etc.)
  125     .....The reactant contains carbon to carbon unsaturation
  126     ....Reactant having -C(=X)-, wherein X is chalcogen
  127     ...Forming a linkage wherein divalent chalcogen is bonded
              directly to two phosphori (e.g., forming the pyrophosphate
              linkage, etc.)
  128     ....Reactant having halogen attached directly to phosphorus by
               nonionic bonding
  129     ...Forming or utilizing an -O-O- or -S-S- group
  130     ...Forming P-X-C(=X)- group, wherein the X's may be the same or
              different chalcogens and the phosphorus may be trivalent or
              pentavalent
  131     ...Converting a phosphorus ester group to a P-XH group, wherein
              H of -XH may be replaced by substituted or unsubstituted
              ammonium or by a Group IA or IIA light metal, and wherein X
              is chalogen and P may be trivalent or pentavalent
  132     ...Forming phosphorus to chalcogen bond
  133     ...Replacing H of P-XH with substituted or unsubstituted
              ammonium, or with a Group IA or IIA light metal, and wherein
              X is chalcogen and P is trivalent or pentavalent
  134     ...Substituting carbon for halogen, hydrogen, or metal bonded
              directly to the phosphorus
  135     ....Aldehyde or ketone reactant
  136     ....Reactant having halogen bonded directly to carbon (e.g.,
               ethyl bromide, benzoyl chloride, etc.)
  137     ....Reactant having acyclic or alicyclic carbon to carbon
               unsaturation
  138     ...Forming phosphorus to nitrogen bond
  139     ...Forming a -C(=X)NHH or -N=C=O group, wherein X is chalcogen
              and substitution may be made for hydrogen only
  140     ...Forming nonionic phosphorus to halogen bond
  141     ...Halogenation of carbon
  142     ...Forming carbon to carbon multiple bond
  143     ...Utilizing oxirane ring containing compound
  144     ...Reactant having halogen or nitrogen attached directly to
              phosphorus by nonionic bondingg
  145     ...Reactant having nitrogen attached indirectly to phosphorus by
              nonionic bonding
  146     ...Purification or recovery
  147     ....Of compounds having plural phosphori
  148     ....Of compounds having halogen attached directly to phosphorus
               by nonionic bonding
  149     ....Oxidation employed to purify or recover
  150     ....Metal containing material utilized or separated
  151     ..Oxygen single bonded to oxygen, or sulfur single bonded to
             sulfur (e.g., peroxy compounds, etc.)
  152     ..Plural phosphori bonded to the same chalcogen (e.g.,
             pyrophosphate esters, etc.)
  153     ..Phosphorus and a -C(=X)- group, wherein X is chalcogen, bonded
             directly to the same chalcogen
  154     ..Hydrazine, or substituted hydrazine, group attached directly
             or indirectly to the phosphorus by nonionic bonding (i.e.,
             HHN-NH- group, wherein substitution may be made for hydrogen
             only)
  155     ..Plural phosphori attached directly or indirectly to each other
             by nonionic bonding
  156     ...Plural phosphorus ester groups
  157     ....Nitrogen bonded directly to phosphorus
  158     ....Nitrogen attached indirectly to phosphorus by acyclic
               nonionic bonding
  159     .....Having -C(=X)-, wherein X is chalcogen, bonded directly to
                the nitrogen
  160     ....Having -C(=X)-, wherein X is chalcogen, attached indirectly
               to phosphorus by acyclic nonionic bonding
  161     ....Divalent chalcogen double bonded directly to pentavalent
               phosphorus
  162     .....Plural phosphori attached indirectly to each other by a
                benzene ring or by a chain which includes a benzene ring
  163     .....Plural phosphori attached indirectly to each other by an
                acyclic chalcogen containing chain
  164     ......Plural chalcogens in the acyclic chain
  165     .......Divalent chalcogen, bonded directly to two carbons or to
                  carbon and hydrogen, attached indirectly to phosphorus by
                  acyclic nonionic bonding (wherein the hydrogen may be
                  replaced by substituted or unsubstituted ammonium, or by
                  a Group IA or IIA light metal)
  166     ..Nitrogen attached indirectly to the phosphorus by acyclic
             nonionic bonding
  167     ...The nitrogen is part of a cyano or isocyano group
  168     ....Chalcogen attached indirectly to the phosphorus by acyclic
               nonionic bonding
  169     ...Chalcogen attached indirectly to the phosphorus by acyclic
              nonionic bonding
  170     ....The chalcogen, X, is in a -C(=X)- group, which group is
               bonded directly to the nitrogen
  171     .....Nitrogen bonded directly to the phosphorus
  172     .....The -C(=X)- is part of a -C(=X)X- group, wherein the X's
                may be the same or diverse chalcogens
  173     .....Chalcogen, or additional -C(=X), bonded directly to the
                nitrogen
  174     .....Two carbons bonded directly to the same chalcogen (e.g.,
                sulfones, carboxylic acid esters, ethers, etc.)
  175     ....Chalcogen bonded directly to the nitrogen by nonionic
               bondingg
  176     ...Containing carbon double bonded to nitrogen
  177     ..Chalcogen attached indirectly to the phosphorus by acyclic
             nonionic bonding
  178     ...The chalcogen, X, is in a -C(=X)- group
  179     ....The -C(=X)- is part of a -C(=X)X- group, wherein the X's are
               the same or diverse chalcogens
  180     .....Plural -C(=X)X- groups attached indirectly to the
                phosphorus by acyclic nonionic bonding
  181     .....The carbon of the -C(=X)X- group is bonded directly to the
                phosphorus or to nitrogen which is bonded directly to the
                phosphorus
  182     .....Acyclic carbon chain containing carbon to carbon
                unsaturation attached directly or indirectly to the
                phosphorus by acyclic nonionic bonding
  183     ...Plural carbons bonded directly to the same chalcogen which is
              attached indirectly to the phosphorus by acyclic nonionic
              bonding (e.g., ethers, etc.)
  184     ....The chalcogen is part of a -S(=O)- or a -S(=O)(=O)- group
               (e.g., sulfones, etc.)
  185     ....Nitrogen bonded directly to the phosphorus
  186     ....Plural ether oxygens or thioether sulfurs attached
               indirectly to the phosphorus by acyclic nonionic bonding
  187     ....The chalcogen is bonded directly to a benzene ring and to
               acyclic carbon
  188     ....Halogen attached directly or indirectly to the phosphorus by
               acyclic nonionic bonding
  189     ....Carbon bonded directly to the phosphorus
  190     ..Nitrogen attached indirectly to the phosphorus by nonionic
             bonding
  191     ...Nitrogen or halogen attached directly to the phosphorus by
              nonionic bonding
  192     ...Cyano or isocyano attached indirectly to the phosphorus by
              nonionic bonding
  193     ...Nitro bonded directly to a benzene ring
  194     ..Chalcogen attached indirectly to the phosphorus by nonionic
             bonding
  195     ...Nitrogen or halogen attached directly to the phosphorus by
              nonionic bonding
  196     ...The chalcogen is part of a -S(=O)- or a -S(=O)(=O)- group
              (e.g., sulfoxides, sulfonic acids, etc.)
  197     ...Ether oxygen or thioether sulfur bonded directly to a benzene
              ring
  198     ...The chalcogen, X, is in a -C(=X)- group
  199     ..Nitrogen bonded directly to the phosphorus
  200     ...Benzene ring and the phosphorus bonded directly to the same
              chalcogen (i.e., the carbon of the phosphorus ester group is
              part of a benzene ring)
  201     ...Acyclic carbon chain containing carbon to carbon unsaturation
              attached indirectly to the phosphorus by acyclic nonionic
              bonding
  202     ..Halogen attached directly to the phosphorus by nonionic
             bonding
  203     ..Halogen attached indirectly to the phosphorus by acyclic
             nonionic bonding
  204     ...Plural fluorines bonded to an acyclic carbon or to an acyclic
              carbon chain
  205     ...Carbon to carbon unsaturation containing
  206     ....The unsaturation is in a benzene ringg
  207     ..Divalent chalcogen double bonded directly to the phosphorus
  208     ...And three divalent chalcogens single bonded directly to the
              phosphorus (e.g., trialkyl phosphates, etc.)
  209     ....Alicyclic ring bonded directly to one of the chalcogens
  210     ....Benzene ring bonded directly to one of the chalcogens
  211     .....Benzene ring bonded directly to each of the three
                chalcogens
  212     .....Three or more halogens bonded directly to the benzene ring
  213     ....Multiple bond between two acyclic carbons
  214     ...And two divalent chalcogens single bonded directly to the
              phosphorus
  215     ....Benzene ring bonded directly to one of the chalcogens
  216     ....Benzene ring bonded directly to the phosphorus
  217     ....Multiple bond between two acyclic carbons
  218     ..Three divalent chalcogens single bonded directly to trivalent
             phosphorus (e.g., trialkyl phosphites, etc.)
  230     .Esters having the thiocarboxylate group, -C(=X)X-, wherein the
            X's are the same or diverse chalcogens, with at least one X
            being sulfur, and wherein the single bonded X is bonded
            directly to an additional carbon, which carbon may be single
            bonded to any atom, but may be multiple bonded only to carbon
  231     ..Phosphorus attached directly or indirectly to the
             thiocarboxylate group by nonionic bonding
  232     ..Nitrogen bonded directly to the carbon of the -C(=X)X- group
             (e.g., thiocarbamates, etc.)
  233     ...Chalcogen, nitrogen, or additional -C(=X)- attached directly
              to the nitrogen by nonionic bonding (X is chalcogen)
  234     ...The -C(=X)X- is -C(=S)O-
  235     ...The -C(=X)X- is -C(=S)S-
  236     ....Nitrogen or additional chalcogen attached indirectly to the
               nitrogen by acyclic nonionic bonding
  237     .....Plural HHN-C(=S)S- groups, wherein substitution may be made
                for hydrogen only
  238     .....Cyano or -C(=X)-, wherein X is chalcogen, attached
                indirectly to the nitrogen by acyclic nonionic bonding
  239     ...Nitrogen or additional chalcogen attached indirectly to the
              nitrogen by acyclic nonionic bonding
  240     ....The chalcogen, X, is in a -C(=X)- group
  241     ...Benzene ring bonded directly to the nitrogen or to the sulfur
              of a -C(=O)S- group
  242     ...Benzene ring attached indirectly to the nitrogen by nonionic
              bonding
  243     ..Esters having the -X-C(=X)X- group, wherein the X's are the
             same or diverse chalcogens and at least one X is sulfur, and
             wherein one of the single bonded X's is bonded directly to
             carbon, which carbon may be single bonded to any atom, but may
             be multiple bonded only to carbon (e.g., thiocarbonates,
             etc.)
  244     ...Two -C(=X)- groups, wherein the X's are the same or diverse
              chalcogens, bonded directly to the same chalcogen or to a
              chain consisting of chalcogens (e.g., xanthic disulfides,
              etc.)
  245     ...The -X-C(=X)X- is -S-C(=S)O- (e.g., xanthates, etc.)
  246     ....Nitrogen or chalcogen attached indirectly to the -S-C(=S)O-
               group by acyclic nonionic bonding
  247     ....Alkyl and hydrogen bonded directly to the -S-C(=S)O- group,
               wherein the hydrogen may be replaced by substituted or
               unsubstituted ammonium or by a Group IA or IIA light metall
               (e.g., sodium ethyl xanthate, etc.)
  248     ...The -X-C(=X)X- is -S-C(=O)O- (e.g., thiolcarbonates, etc.)
  249     ..Halothiocarbonate esters (i.e., compounds wherein halogen is
             bonded directly to the carbon of the -C(=X)X- group)
  250     ..The -C(=X)X- is -C(=O)S-
  251     ...Plural -C(=O)S- groups containing
  252     ...Chalcogen attached indirectly to the -C(=O)S- group by
              acyclic nonionic bonding
  253     ....The chalcogen, X, is in a -C(=X)- group
  254     .....Nitrogen bonded directly to the -C(=X)- group
  255     .....The -C(=X)- group is part of a -COO- group
  256     ...Nitrogen attached indirectly to the -C(=O)S- group by acyclic
              nonionic bonding
  257     ...Benzene ring attached directly or indirectly to the -C(=0)S-
              group by nonionic bonding
  260     .Carbonate esters (i.e, compounds having the -O-C(=O)O- group
            bonded directly to at least one carbon, which carbon may be
            single bonded to any atom but may be multiple bonded only to
            carbon)
  261     ..With preservative or stabilizer
  262     ..Nitrogen attached directly to the -O-C(=O)O- group by nonionic
             bonding (e.g., oxime carbonates, urea carbonates, etc.)
  263     ..Oxygen bonded directly to the -O-C(=O)O- group by nonionic
             bonding (e.g., monoperoxycarbonates, etc.)
  264     ...Carbonyl bonded directly to the oxygen (i.e., compounds
              having the -O-C(=O) O-O-C(=O)- group; e.g.,
              peroxydicarbonates, acyl peroxycarbonates, etc.)
  265     ..Plural -O-C(=O)O- groups attached indirectly to each other by
             nonionic bonding
  266     ...Additional chalcogen attached indirectly to one of the
              -O-C(=O)O- groups by acyclic nonionic bonding
  267     ....The additional chalcogen, X, is in a -C(=X)- group
  268     ...Benzene ring attached directly or indirectly to one of the
              -O-C(=O)O- groups by nonionic bonding
  269     ....Nitrogen attached directly or indirectly to the benzene ring
               by nonionic bonding
  270     ..Benzene ring bonded directly to the -O-C(=O)O- group
  271     ...Additional chalcogen bonded directly to the benzene ring
  272     ...Nitrogen bonded directly to the benzene ring
  273     ...Nitrogen or additional chalcogen attached indirectly to the
              benzene ring by acyclic nonionic bonding
  274     ...Two benzene rings bonded directly to the -O-C(=O)O- group
              (i.e., diaryl carbonates)
  275     ..Benzene ring attached indirectly to the -O-C(=O)O- group by
             nonionic bonding
  276     ..Nitrogen or chalcogen attached indirectly to the -O-C(=O)O-
             group by acyclic nonionic bonding
  277     ..Two identical or diverse alkyl groups bonded directly to the
             -O-C(=O)O- group (e.g., dimethyl carbonate, methyl ethyl
             carbonate, etc.)
  280     .Halocarbonate esters (i.e., compounds having the halo-C(=O)O-
            group bonded directly to carbon, which carbon may be single
            bonded to any atom but may be multiple bonded only to carbon)
  281     ..Plural halo-C(=O)O- groups attached indirectly to each other
             by nonionic bonding
  282     ..Benzene ring attached directly or indirectly to the
             halo-C(=O)O- group by nonionic bonding
  283     ..Halogen attached indirectly to the halo-C(=O)O- group byy
             nonionic bonding
  285     .Thioborate esters (i.e., compounds having boron and carbon each
            single bonded to the same divalent sulfur, which carbon may be
            single bonded to any atom but may be multiple bonded only to
            carbon)
  286     .Borate esters (i.e., compounds having boron and carbon each
            single bonded to the same oxygen, which carbon may be single
            bonded to any atom but may be multiple bonded only to carbon)
  287     ..Boron and oxygen in the same ring
  288     ...Carbon in the ring
  289     ....Nitrogen in the ring
  290     ....Plural rings each having boron, carbon and oxygen as ring
               members
  291     ....Three oxygens attached directly to the same boron by
               nonionic bonding
  292     ..Plural acyclic borons attached directly or indirectly to each
             other by nonionic bonding
  293     ..Three oxygens attached directly to the same boron by nonionic
             bonding
  294     ...Benzene ring attached indirectly to boron by nonionic
              bonding
  295     ...Nitrogen or chalcogen attached indirectly to boron by acyclic
              nonionic bonding
  296     ...Trialkyl borates (i.e., compounds having the structure
              (RO)B(OR)(OR), wherein the R's represent the same or diverse
              alkyl groups
  297     ....Processes utilizing boric oxide or an inorganic boric acid
  298     ..Carbon bonded directly to the boron
  299     .Nitrile oxides or nitrile imines (i.e., compounds having cyano
            bonded directly to carbon, which carbon may be single bonded to
            any atom but may be multiple bonded only to carbon, and wherein
            the nitrogen of the cyano group is bonded directly to oxygen or
            to nitrogen)
  300     .Cyano single bonded and nitrogen or phosphorus double bonded to
            the same carbon atom (e.g., alpha-imino nitriles, etc.)
  301     ..Oxygen bonded directly to the double bonded nitrogen (e.g.,
             alpha-oximino nitriles, etc.)
  302     .Isonitriles (i.e., compounds having an isonitrile group,
            usually represented as -N=C, bonded directly to carbon, which
            carbon may be single bonded to any atom but may be multiple
            bonded only to carbon)
  303     .Nitriles (i.e., compounds having cyano bonded directly to
            carbon, which carbon may be single bonded to any atom but may
            be multiple bonded only to carbon)
  304     ..With preservative or stabilizer
  305     ...Acyclic or alicyclic carbon to carbon unsaturation in the
              preserved or stabilized nitrile
  306     ....Organic compound, which contains nitrogen, utilized as
               preservative or stabilizer
  307     ....Sulfur or phosphorus containing preservative or stabilizer
  308     ..Processes for forming the cyano group
  309     ...Hetero ring containing reactant
  310     ....Nitrogen, or oxygen, and carbonyl carbon are adjacent ring
               members of the hetero ring (e.g., lactams, lactones, etc.)
  311     ...Reactant is a carboxylic acid, or an amide, anhydride, ester,
              halide, or salt thereof
  312     ....Utilizing a formamide, heavy metal salt, aluminum halide,
               organosilicon compound, organophosphorus compound, or aa
               compound containing nitrogen and sulfur
  313     ....Liquid phase reaction
  314     ...Utilizing nitryl halide, nitrosyl halide, HCH=NO- or HHNO-
              (wherein substitution may be made for hydrogen only; e.g.,
              oximes, oxime esters, hydroxylamine salts, olefin-nitrosyl
              chloride adducts, etc.)
  315     ...Reactant is an aldehyde or ketone, or a compound having
              carbon double bonded to nitrogen (e.g., ammoxidation of
              acrolein, etc.)
  316     ...Reactant contains -OH bonded directly to acyclic or alicyclic
              carbon (wherein H of -OH may be replaced by substituted or
              unsubstituted ammonium, or by a Group IA or IIA light metal)
  317     ...Utilizing a nitrogen oxide or an azide
  318     ...Ammonia utilized
  319     ....And molecular oxygen or a molecular oxygen containing gas
  320     .....Acting on a compound containing acyclic or alicyclic carbon
                to carbon unsaturation
  321     ......Niobium, tantalum, silver, sulfur, ruthenium, rhodium,
                 palladium, osmium, iridium, or platinum containing
                 material utilized
  322     ......Tellurium containing material utilized
  323     ......Molybdenum containing material utilized
  324     .......Bismuth containing material utilized
  325     ......Antimony containing material utilized
  326     .......Uranium or arsenic containing material utilized
  327     .....Acting on a benzene ring-containing compound
  328     ......Alkali metal containing material utilized
  329     ....Product contains cyano bonded directly to a benzene ring
  330     ....Reactant contains acyclic or alicyclic carbon to carbon
               double bond
  331     ..Homopolymerization of HCN (e.g., tetramerization of HCN to
             diaminomaleonitrile)
  332     ..Processes of attaching cyano to carbon by reaction of an
             inorganic cyanide with an organic compound (e.g., using HCN,
             cyanogen, metal cyanide, ammonium cyanide, cyanogen chloride,
             etc.)
  333     ...The organic compound contains a carbon to carbon triple bond
              (e.g., acrylonitrile from acetylene and HCN, etc.)
  334     ....Liquid phase reaction (e.g., using aqueous CuCl catalyst,
               etc.)
  335     ...The organic compound contains an acyclic or alicyclic carbon
              to carbon double bond
  336     ....Cyanogen or cyanogen halide utilized
  337     ....The organic compound contains halogen bonded directly to
               carbon
  338     ....Organic material which contains phosphorus, arsenic, or
               antimony, in addition to nickel, utilized (e.g., zero-valent
               nickel complexes, etc.)
  339     ....Cobalt, copper, silver, or gold containing material
               utilized
  340     ....Ruthenium, rhodium, palladium, osmium, iridium, or platinum
               containing material utilized
  341     ....The organic compound contains a carbonyl (e.g., ketene,
               etc.)
  342     ...Replacing halogen with cyano
  343     ....On benzene ring
  344     ....Organic compound of nitrogen, phosphorus, arsenic, antimony,
               or bismuth utilized other than as reactant (e.g., utilizingg
               phase transfer agents, etc.)
  345     ...Aldehyde, and carboxylic acid halide or carboxylic acid
              anhydride, reacted with the inorganic cyanide
  346     ...Aldehyde or ketone, and ammonia or substituted ammonia,
              reacted with the inorganic cyanide
  347     ...Hetero ring containing compound reacted with the inorganic
              cyanide (e.g., reaction of epoxy compounds, etc.)
  348     ...Replacing hydrogen with cyano (e.g., malononitrile from
              acetonitrile, etc.)
  349     ....On benzene ring (e.g., benzonitrile from benzene, etc.)
  350     ...Replacing oxygen or nitrogen, single bonded to carbon, by
              cyano
  351     ...Attaching cyano to the carbonyl carbon of an aldehyde or
              ketone (e.g., cyanohydrin formation, etc.)
  352     ...Carboxylic acid, carboxylic acid halide, carboxylic acid
              anhydride, or compound containing carbon double bonded to
              nitrogen reacted with the inorganic cyanide
  353     ..Processes utilizing carbon monoxide as a reactant
  354     ..Racemization, resolution, or inversion of configuration
             processes for optically active compounds
  355     ..Isomerization processes (e.g., double bond shift, cis-trans
             isomerism, etc.)
  356     ...Isomerization of reactants containing plural cyano groups
  357     ..Processes of forming carbon to carbon bond between carbons of
             two organic reactants
  358     ...Reactions utilizing epoxy compounds, or free radical
              reactions (e.g., utilizing peroxy or azo promotors, etc.)
  359     ...The carbons that form the bond each lose halogen in the
              process
  360     ...The carbon to carbon bond forms between plural molecules of
              identical nitrile reactants (e.g., dimerization, etc.)
  361     ....The reactant is an acyclic nitrile containing carbon to
               carbon unsaturation (e.g., dimerization or oligomerization
               of acrylonitrile, etc.)
  362     .....Amalgam utilized
  363     .....Organic phosphorus compound utilized
  364     .....Heavy metal or aluminum containing material utilized
  365     ...Formation of a carbocyclic ring
  366     ....Three- or four-membered monocyclic ring formed
  367     ...Cyanoalkylation of an acyclic or alicyclic carbon, which is
              adjacent to a benzene ring or an atom double or triple bonded
              to a non-carbon atom, by means of acrylonitrile or
              hydrocarbyl-substituted acrylonitrile (e.g., cyanoethylation,
              etc.)
  368     ....The cyanoalkylated carbon is adjacent to a carbonyl carbon
  369     ...Alkylation of an acyclic or alicyclic carbon, which is
              adjacent to a benzene ring or an atom double or triple bonded
              to a non-carbon atom, by means of an alkyl halide, alkyl
              sulfate, substituted alkyl halide or substituted alkyl
              sulfate
  370     ...Reactant contains two cyano groups bonded directly to the
              same unsaturated carbon
  371     ...Aldehyde or ketone reactant
  372     ....Formaldehyde reactant
  373     ....Carbonyl carbon of the aldehyde or ketone reacts to form a
               carbon to carbon double bond with carbon of a second
               reactant
  374     .....The carbon of the second reactant is bonded directly to twoo
                atoms which are each double or triple bonded to noncarbon
                atoms
  375     ...Carbon to carbon double bond is formed between a nitrile
              reactant having no acyclic or alicyclic carbon to carbon
              double bond and a second reactant
  376     ...Hydrogen bonded to a benzene ring is replaced by carbon
  377     ...A nitrile reactant and a second reactant each contain an
              acyclic or alicyclic carbon to carbon double bond
  378     ...A nitrile reactant contains no acyclic or alicyclic carbon to
              carbon unsaturation
  379     ..Processes of forming an acyclic or alicyclic carbon to carbon
             double bond from an existing acyclic or alicyclic carbon to
             carbon single bond (e.g., by dehydroacylation, etc.)
  380     ...By dehydrohalogenation
  381     ...By dehalogenation, dehydrocyanation, ring cleavage, or
              depolymerization
  382     ...By dehydration (i.e., removal of water)
  383     ...By dehydrogenation
  384     ..Boron or spiro containing
  385     ..Phosphorus attached indirectly to the cyano group by nonionic
             bonding
  386     ...Chalcogen, nitrogen, or halogen bonded directly to the
              phosphorus by nonionic bonding
  387     ..Oxygen single bonded to oxygen, or sulfur single bonded to
             sulfur (e.g., peroxy compounds, etc.)
  388     ..Benzene ring attached indirectly to the cyano group by acyclic
             nonionic bonding
  389     ...Non-carbon atom in acyclic chain between the benzene ring and
              the cyano group
  390     ....Nitrogen in the acyclic chain
  391     .....Carbon, also in the chain, double bonded to the nitrogen
  392     .....Having -C(=X)-, also in the chain, bonded directly to the
                nitrogen (wherein X is chalcogen)
  393     ......Carbon to carbon unsaturation, chalcogen, or additional
                 nitrogen in the chain
  394     .....The chain nitrogen bonded directly to the benzene ring
  395     ......Cyano or carbonyl bonded directly to an acyclic carbon
                 which is double bonded to another carbon
  396     ....Sulfur in the chain
  397     .....Oxygen double bonded to the sulfur
  398     ....Having -COO- in the chain
  399     .....The carbon of the -COO- group is bonded directly to the
                benzene ring
  400     .....Cyano or carbonyl bonded directly to an acyclic carbon
                which is double bonded to another carbon
  401     ...Benzene ring and cyano connected by a chain consisting of two
              carbons multiple bonded to each other
  402     ....Additional benzene ring bonded directly to the chain
  403     ....Nitrogen, except as nitro or nitroso, bonded directly to the
               benzene ring
  404     ...Having -C(=X)-, wherein X is chalcogen, attached indirectly
              to the cyano group by nonionic bonding
  405     ....Two carbons bonded directly to the carbon of the -C(=X)-
               group (e.g., ketones, etc.)
  406     ....Oxygen bonded directly to carbonyl (e.g., carboxylic acid
               esters, etc.)
  407     .....Three-membered carbocyclic ring containing
  408     ...Nitrogen, except as nitro or nitroso, attached indirectly too
              the cyano group by nonionic bonding
  409     ....Plural cyano groups containing
  410     ...Oxygen attached indirectly to the cyano group by nonionic
              bonding (e.g., nitro group, etc.)
  411     ..Benzene ring bonded directly to the cyano group
  412     ...Sulfur and hydroxy bonded directly to the same benzene ring,
              or containing a monocyclic unsaturated alicyclic ring or
              thiocarbonyl
  413     ...Sulfur, double bonded to oxygen, attached indirectly to the
              cyano group by nonionic bonding
  414     ...Carbonyl attached indirectly to the cyano group by nonionic
              bonding
  415     ....Benzene ring bonded directly to the carbonyl
  416     .....Oxygen bonded directly to the carbonyl (e.g., benzoic acid
                esters, etc.)
  417     ....The carbonyl is bonded directly to two non-carbon atoms, or
               to a non-carbon atom and an additional carbonyl (e.g.,
               carbamates, oxamides, etc.)
  418     ...Nitrogen, except as nitro or nitroso, attached indirectly to
              the cyano group by nonionic bonding
  419     ....Plural cyano groups containing
  420     .....Plural benzene rings bonded directly to cyano groups
  421     .....Plural cyano groups bonded directly to a benzene ring,
                which is further unsubstituted or hydrocarbyl substituted
                only
  422     ....The nitrogen is attached indirectly to a benzene ring by
               acyclic nonionic bonding
  423     ...Oxygen attached indirectly to the cyano group by nonionic
              bonding
  424     ....Two benzene rings bonded directly to the same oxygen, or
               nitrogen bonded directly to oxygen (e.g., nitro compounds,
               phenoxyphenyl compounds, etc.)
  425     ...Halogen attached indirectly to the cyano group by nonionic
              bonding
  426     ..Benzene ring attached indirectly to the cyano group by
             nonionic bonding (i.e., alicyclic ring between the benzene
             ring and the cyano group)
  427     ...Polycyclo ring system having at least three cyclos, at least
              one of which is a benzene ring
  428     ..Polycyclo alicyclic ring system containing
  429     ...The ring system contains at least three cyclos
  430     ..Six-membered alicyclic ring containing
  431     ...Cyano bonded directly to the ring
  432     ..Five-membered alicyclic ring containing
  433     ..Four-membered alicyclic ring containing
  434     ..Three-membered alicyclic ring containing
  435     ..Acyclic (e.g., purification of saturated nitriles, etc.)
  436     ...Sulfur attached indirectly to the cyano group by nonionic
              bonding
  437     ....The sulfur is double bonded to oxygen
  438     ....Two carbons bonded directly to the same divalent sulfur
  439     .....Additional cyano group
  440     ...Carbonyl attached indirectly to the cyano group by nonionic
              bonding (e.g., aldehydes, ketones, etc.)
  441     ....Oxygen bonded directly to the carbonyl group (e.g.,
               carboxylic acid esters, etc.)
  442     .....Additional carbonyl attached indirectly to the cyano group
                by nonionic bondingg
  443     .....The cyano group is bonded directly to the carbon adjacent
                to the carbonyl carbon (e.g., alpha cyano acrylates, etc.)
  444     .....The oxygen is between the carbonyl and the cyano group
                (e.g., cyano is in the alcohol portion of a carboxylic acid
                ester, etc.)
  445     ....Nitrogen bonded directly to the carbonyl (e.g., ureas,
               etc.)
  446     ...Nitrogen, double bonded to carbon, attached indirectly to the
              cyano group by nonionic bonding (e.g., imines, oximes, etc.)
  447     ...Plural carbons bonded directly to the same oxygen
  448     ....Plurals oxygens bonded directly to the same carbon (e.g.,
               acetals, etc.)
  449     ....Cyano is attached directly or indirectly by nonionic bonding
               to carbon that is multiple bonded to another carbon
  450     ....Processes for formation of an ether group (e.g.,
               cyanoethylation of alcohols, etc.)
  451     ...Having -OH bonded directly to carbon (wherein H of -OH may be
              replaced by substituted or unsubstituted ammonium, or by a
              Group IA or IIA light metal) by dehydroacylation, etc.)
  452     ...Nitrogen attached indirectly to the cyano group by nonionic
              bonding
  453     ....Plural cyano groups bonded directly to the same carbon
               (e.g., malononitrile, tetracyanoethylene, etc.)
  454     ....Plural cyano groups bonded directly to the same chain (e.g.,
               adiponitrile, etc.)
  455     .....The chain contains nitrogen (e.g., iminodiacetonitrile,
                nitrilotriacetonitrile, etc.)
  456     .....Purification or recovery of saturated hydrocarbon
                dinitriles (e.g., from mixtures with
                cyanocyclopentanonimine, 2-cyanocyclopenten-1-ylamine,
                etc.)
  457     .....A carbon in the chain is multiple bonded to carbon (e.g.,
                1,4 dicyanobutene, etc.)
  458     ....The nitrogen is attached directly to halogen by nonionic
               bonding, or is part of a nitro, nitroso, nitrate, or N-oxide
               group
  459     ....Hydrogenation of dinitriles, or displacement of halo,
               hydroxy, or alkoxy by ammonia or substituted ammonia
  460     ...Halogen attached indirectly to the cyano group by nonionic
              bonding
  461     ....Plural halogens attached indirectly to the cyano group by
               nonionic bonding
  462     ...Carbon to carbon unsaturation containing
  463     ....Purification or recovery
  464     .....Utilizing ion exchange resin, or a silicon, aluminum, or
                heavy metal containing material
  465     .....Of nitriles prepared by hydrocyanation (e.g., by reaction
                of acetylene with hydrogen cyanide, etc.)
  466     .....Of nitriles prepared by reaction of an organic compound,
                ammonia, and molecular oxygen or a molecular
                oxygen-containing gas (i.e., of nitriles prepared by
                ammoxidation)
  467     ...Processes for preparation of saturated nitriles
  480     .Nitrate esters or chalcogen analogues thereof (i.e., compounds
            having (X=)N(=X)-X- bonded directly to carbon, which carbon may
            be single bonded to any atom but may be multiple bonded only to
            carbon; the X's may be the same or diverse chalcogens)
  481     ..With preservative or stabilizerr
  482     ..Benzene ring containing
  483     ..Additional nitrogen or chalcogen containing
  484     ...Plural (X=)N(=X)-X- groups containing
  485     ....Four or more (X=)N(=X)-X- groups containing
  486     ....Glyceryl trinitrate per se (i.e., trinitroglycerin)
  487     ....Containing nitrogen bonded directly to carbon
  488     .Nitrite esters or chalcogen analogues thereof (i.e., compounds
            having (X=)N X- bonded directly to carbon, which carbon may be
            single bonded to any atom but may be multiple bonded only to
            carbon; the X's may be the same or diverse chalcogens)