IPC 7 English version
  C07D 225/00 - C07D 233/96  
C07D23500-C07D23996
  C07D 241/00 - C07D 251/72  

SECTION C – CHEMISTRY; METALLURGY


C 07ORGANIC CHEMISTRY (such compounds as the oxides, sulfides, or oxysulfides of carbon, cyanogen, phosgene, hydrocyanic acid or salts thereof C01; products obtained from layered base-exchange silicates by ion-exchange with organic compounds such as ammonium, phosphonium or sulfonium compounds or by intercalation of organic compounds C01B 33/44; macromolecular compounds C08; dyes C09; fermentation products C12; fermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture C12P; production of organic compounds by electrolysis or electrophoresis C25B 3/00, C25B 7/00) [2]


C 07 DHETEROCYCLIC COMPOUNDS  [2]


235/

00Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings  [2]

235/

02.condensed with carbocyclic rings or ring systems  [2]

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04..Benzimidazoles; Hydrogenated benzimidazoles  [2]

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06...with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached in position 2  [2]

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08....Radicals containing only hydrogen and carbon atoms  [2]

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10....Radicals substituted by halogen atoms or nitro radicals  [2]

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12....Radicals substituted by oxygen atoms  [2]

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14....Radicals substituted by nitrogen atoms (by nitro radicals C07D 235/10)  [2]

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16....Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals  [2]

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18...with aryl radicals directly attached in position 2  [2]

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20...Two benzimidazolyl-2 radicals linked together directly or via a hydrocarbon or substituted hydrocarbon radical  [2]

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22...with hetero atoms directly attached to ring nitrogen atoms (C07D 235/10 takes precedence)  [2]

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24...with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached in position 2  [2]

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26....Oxygen atoms  [2]

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28....Sulfur atoms  [2]

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30....Nitrogen atoms not forming part of a nitro radical  [2]

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32.....Benzimidazole-2-carbamic acids, unsubstituted or substituted; Esters thereof; Thio-analogues thereof  [2]


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00Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings  [2]

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02.not condensed with other rings  [2]

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04..having less than three double bonds between ring members or between ring members and non-ring members  [2]

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06..having three double bonds between ring members or between ring members and non-ring members  [2]

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08...with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms  [2]

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10...with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms  [2]

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12....Halogen atoms or nitro radicals  [2]

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14....Oxygen atoms  [2]

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16.....Two oxygen atoms  [2]

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18....Sulfur atoms  [2]

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20....Nitrogen atoms (nitro radicals C07D 237/12)  [2]

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22....Nitrogen and oxygen atoms  [2]

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24....Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen  [2]

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26.condensed with carbocyclic rings or ring systems  [2]

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28..Cinnolines  [2]

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30..Phthalazines  [2]

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32...with oxygen atoms directly attached to carbon atoms of the nitrogen-containing ring  [2]

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34...with nitrogen atoms directly attached to carbon atoms of the nitrogen-containing ring, e.g. hydrazine radicals  [2]

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36..Benzo-cinnolines  [2]


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00Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings  [2]

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02.not condensed with other rings  [2]

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04..having no double bonds between ring members or between ring members and non-ring members  [2]

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06..having one double bond between ring members or between a ring member and a non-ring member  [2]

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08...with hetero atoms directly attached in position 2  [2]

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10....Oxygen or sulfur atoms  [2]

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12....Nitrogen atoms not forming part of a nitro radical  [2]

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14.....with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, attached to said nitrogen atoms  [2]

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16.....acylated on said nitrogen atoms  [2]

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18.....with hetero atoms attached to said nitrogen atoms, except nitro radicals, e.g. hydrazine radicals  [2]

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20..having two double bonds between ring members or between ring members and non-ring members  [2]

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22...with hetero atoms directly attached to ring carbon atoms  [2]

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24..having three or more double bonds between ring members or between ring members and non-ring members  [2]

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26...with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms  [2]

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28...with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to ring carbon atoms  [2]

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30....Halogen atoms or nitro radicals  [2]

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32....One oxygen, sulfur or nitrogen atom  [2]

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34.....One oxygen atom  [2]

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36......as doubly bound oxygen atom or as unsubstituted hydroxy radical  [2]

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38.....One sulfur atom  [2]

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40......as doubly bound sulfur atom or as unsubstituted mercapto radical  [2]

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42.....One nitrogen atom (nitro radicals C07D 239/30; benzenesulfonamido- pyrimidines C07D 239/69)  [2]

239/

46....Two or more oxygen, sulfur or nitrogen atoms (benzenesulfonamido- pyrimidines C07D 239/69)  [2]

239/

47.....One nitrogen atom and one oxygen or sulfur atom, e.g. cytosine  [3]

239/

48.....Two nitrogen atoms  [2]

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49......with an aralkyl radical, or substituted aralkyl radical, attached in position 5, e.g. trimethoprim  [3]

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50.....Three nitrogen atoms  [2]

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52.....Two oxygen atoms  [2]

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54......as doubly bound oxygen atoms or as unsubstituted hydroxy radicals  [2]

239/

545.......with other hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to ring carbon atoms  [5]

239/

553........with halogen atoms or nitro radicals directly attached to ring carbon atoms, e.g. fluorouracil  [5]

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557........with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to ring carbon atoms, e.g. orotic acid  [5]

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56.....One oxygen atom and one sulfur atom  [2]

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58.....Two sulfur atoms  [2]

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60.....Three or more oxygen or sulfur atoms  [2]

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62......Barbituric acids  [2]

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64.......Salts of organic bases; Organic double compounds  [2]

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66......Thiobarbituric acids  [2]

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68.......Salts of organic bases; Organic double compounds  [2]

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69....Benzenesulfonamido-pyrimidines  [3]

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70.condensed with carbocyclic rings or ring systems  [2]

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72..Quinazolines; Hydrogenated quinazolines  [2]

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74...with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, attached to ring carbon atoms of the hetero ring  [2]

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76....N-oxides  [2]

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78...with hetero atoms directly attached in position 2  [2]

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80....Oxygen atoms  [2]

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82.....with an aryl radical attached in position 4  [2]

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84....Nitrogen atoms  [2]

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86...with hetero atoms directly attached in position 4  [2]

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88....Oxygen atoms  [2]

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90.....with acyclic radicals attached in position 2 or 3  [2]

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91.....with aryl or aralkyl radicals attached in position 2 or 3  [2]

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92.....with hetero atoms directly attached to nitrogen atoms of the hetero ring  [2]

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93....Sulfur atoms  [2]

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94....Nitrogen atoms  [2]

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95...with hetero atoms directly attached in positions 2 and 4  [2]

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96....Two oxygen atoms  [2]

  C07D 225/00 - C07D 233/96    C07D 241/00 - C07D 251/72