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CPC Main Group
C07C 227/00

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

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 reactions 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. ROCHE CH 12,683
  2. NOVARTIS CH 10,775
  3. CHINESE ACADEMY OF SCIENCES 10,619
  4. BASF (BADISCHE ANILIN & SODA FABRIK) DE 9,511
  5. REGENERON PHARMACEUTICALS US 8,426
  6. BRISTOL-MYERS SQUIBB COMPANY US 7,979
  7. LG CHEM KR 7,978
  8. HARVARD UNIVERSITY US 7,706
  9. UNIVERSITY OF CALIFORNIA US 7,455
  10. SINOPEC (CHINA PETROCHEMICAL CORPORATION) 7,219