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IPC 7
  C07D 415/00 - C07D 471/22  
C07D47300-C07D49122
  C07D 493/00 - C07D 499/90  

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]


473/

00Heterocyclic compounds containing purine ring systems  [2]

473/

02.with oxygen, sulfur, or nitrogen atoms directly attached in positions 2 and 6  [2]

473/

04..two oxygen atoms  [2]

473/

06...with radicals containing only hydrogen and carbon atoms, attached in position 1 or 3  [2]

473/

08....with methyl radicals in positions 1 and 3, e.g. theophylline  [2]

473/

10....with methyl radicals in positions 3 and 7, e.g. theobromine  [2]

473/

12....with methyl radicals in positions 1, 3, and 7, e.g. caffeine  [2]

473/

14....with two methyl radicals in positions 1 and 3 and two methyl radicals in positions 7, 8, or 9  [2]

473/

16..two nitrogen atoms  [2]

473/

18..one oxygen and one nitrogen atom, e.g. guanine  [2]

473/

20..two sulfur atoms  [2]

473/

22..one oxygen and one sulfur atom  [2]

473/

24..one nitrogen and one sulfur atom  [2]

473/

26.with an oxygen, sulfur, or nitrogen atom directly attached in position 2 or 6, but not in both  [2]

473/

28..Oxygen atom  [2]

473/

30...attached in position 6, e.g. hypoxanthine  [2]

473/

32..Nitrogen atom  [2]

473/

34...attached in position 6, e.g. adenine  [2]

473/

36..Sulfur atom  [2]

473/

38...attached in position 6  [2]

473/

40.with halogen atoms or perhalogeno-alkyl radicals directly attached in position 2 or 6  [2]


475/

00Heterocyclic compounds containing pteridine ring systems  [2]

475/

02.with an oxygen atom directly attached in position 4  [2]

475/

04..with a nitrogen atom directly attached in position 2  [2]

475/

06.with a nitrogen atom directly attached in position 4  [2]

475/

08..with a nitrogen atom directly attached in position 2  [2]

475/

10..with an aromatic or hetero-aromatic ring directly attached in position 2  [2]

475/

12.containing pteridine ring systems condensed with carbocyclic rings or ring systems  [3]

475/

14..Benz [g] pteridines, e.g. riboflavin  [3]


477/

00Heterocyclic compounds containing 1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula: , e.g. carbapenicillins, thienamycins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring  [5]

477/

02.Preparation (by microbiological processes C12P 17/18)  [6]

477/

04..by forming the ring or condensed ring systems  [6]

477/

06..from compounds already containing the ring or condensed ring systems, e.g. by dehydrogenation of the ring, by introduction, elimination or modification of substituents  [6]

477/

08...Modification of a carboxyl group directly attached in position 2, e.g. esterification  [6]

477/

10.with hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached in position 4, and with a carbon atom having three bonds to hetero atoms with at the most one bond to halogen, e.g. an ester or nitrile radical, directly attached in position 2  [6]

477/

12..with hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, attached in position 6  [6]

477/

14...with hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, attached in position 3  [6]

477/

16...with hetero atoms or carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. an ester or nitrile radical, directly attached in position 3  [6]

477/

18....Oxygen atoms  [6]

477/

20....Sulfur atoms  [6]

477/

22....Nitrogen atoms  [6]

477/

24..with hetero atoms or carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. an ester or nitrile radical, directly attached in position 6  [6]

477/

26.with hetero atoms or carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. an ester or nitrile radical, directly attached in position 4  [6]


487/

00Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D 451/00 to C07D 477/00  [2,5]

487/

02.in which the condensed system contains two hetero rings  [2]

487/

04..Ortho-condensed systems (carbapenams, e.g. thienamycins, C07D 477/00)  [2,5]

487/

06..Peri-condensed systems  [2]

487/

08..Bridged systems  [2]

487/

10..Spiro-condensed systems  [2]

487/

12.in which the condensed system contains three hetero rings  [2]

487/

14..Ortho-condensed systems  [2]

487/

16..Peri-condensed systems  [2]

487/

18..Bridged systems  [2]

487/

20..Spiro-condensed systems  [2]

487/

22.in which the condensed system contains four or more hetero rings  [2]


489/

00Heterocyclic compounds containing 4aH-8, 9 c- Iminoethano-phenanthro [4, 5-b, c, d] furan ring systems, e.g. derivatives of [4, 5-epoxy]-morphinan of the formula:  [2]

Note

 The numbering may be different according to the RING INDEX and given by the formula: .  [5]

489/

02.with oxygen atoms attached in positions 3 and 6, e.g. morphine, morphinone  [2]

489/

04..Salts; Organic complexes  [2]

489/

06.with a hetero atom directly attached in position 14  [2]

489/

08..Oxygen atom  [2]

489/

09.containing 4aH-8, 9 c-Iminoethano- phenanthro [4, 5-b, c, d] furan ring systems condensed with carbocyclic rings or ring systems  [3]

489/

10..with a bridge between positions 6 and 14  [2,3]

489/

12...the bridge containing only two carbon atoms  [2,3]


491/

00Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D 451/00 to C07D 459/00, C07D 463/00, C07D 477/00 or C07D 489/00  [2]

491/

02.in which the condensed system contains two hetero rings  [2]

491/

04..Ortho-condensed systems  [2]

491/

044...with only one oxygen atom as ring hetero atom in the oxygen-containing ring  [3]

491/

048....the oxygen-containing ring being five-membered  [3]

491/

052....the oxygen-containing ring being six-membered  [3]

491/

056...with two or more oxygen atoms as ring hetero atoms in the oxygen-containing ring  [3]

491/

06..Peri-condensed systems  [2]

491/

08..Bridged systems  [2]

491/

10..Spiro-condensed systems  [2]

491/

107...with only one oxygen atom as ring hetero atom in the oxygen-containing ring  [3]

491/

113...with two or more oxygen atoms as ring hetero atoms in the oxygen-containing ring  [3]

491/

12.in which the condensed system contains three hetero rings  [2]

491/

14..Ortho-condensed systems (alkylenedioxy derivatives of dibenzo [a, g] quinolizines, e.g. berberine, C07D 455/03)  [2]

491/

147...the condensed system containing one ring with oxygen as ring hetero atom and two rings with nitrogen as ring hetero atom  [3]

491/

153...the condensed system containing two rings with oxygen as ring hetero atom and one ring with nitrogen as ring hetero atom  [3]

491/

16..Peri-condensed systems  [2]

491/

18..Bridged systems (3-oxa-9-azatricyclo [3.3.1.02,4] nonane ring systems, e.g. scopolamine, C07D 451/00)  [2]

491/

20..Spiro-condensed systems  [2]

491/

22.in which the condensed system contains four or more hetero rings  [2]

  C07D 415/00 - C07D 471/22    C07D 493/00 - C07D 499/90  
 

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