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IPC Main Group
C07C 227/00

Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton

Introduced: January 1990

Last revised: January 2006

Classification Context

Section:
CHEMISTRY; METALLURGY
Class:
ORGANIC CHEMISTRY
Subclass:
ACYCLIC OR CARBOCYCLIC COMPOUNDS

Related Keywords

preparation of AMINO carboxylic acids

11 direct subcodes

Child Classifications

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  • C07C 227/02 Formation of carboxyl groups in compounds containing amino groups, e.g. by oxidation of amino alcohols
  • C07C 227/12 Formation of amino and carboxyl groups
  • C07C 227/22 from lactams, cyclic ketones or cyclic oximes, e.g. by reaction involving Beckmann rearrangement
  • C07C 227/24 from hydantoins
  • C07C 227/26 from compounds containing carboxyl groups by reaction with HCN, or a salt thereof, and amines, or from aminonitriles
  • C07C 227/28 from natural products
  • C07C 227/36 Racemisation of optical isomers

Top Applicants

Top 10 applicants by patent filingsfor class C07, 2013–2023, worldwide · Source: EPO PATSTAT

  1. CHINESE ACADEMY OF SCIENCES 12,697
  2. ROCHE CH 11,347
  3. SINOPEC (CHINA PETROCHEMICAL CORPORATION) 11,024
  4. NOVARTIS CH 9,356
  5. BASF (BADISCHE ANILIN & SODA FABRIK) DE 8,531
  6. BRISTOL-MYERS SQUIBB COMPANY US 7,320
  7. LG CHEM KR 7,245
  8. REGENERON PHARMACEUTICALS US 6,816
  9. HARVARD UNIVERSITY US 6,190
  10. GENENTECH US 5,922