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IPC Main Group
C07C 37/00

Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring

Introduced: September 1968

Last revised: January 2006

Classification Context

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

Related Keywords

CRESOLSpreparation of PHENOLSSAPONIFICATION of esters

11 direct subcodes

Child Classifications

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  • C07C 37/08 by decomposition of hydroperoxides, e.g. cumene hydroperoxide
  • C07C 37/48 by exchange of hydrocarbon groups which may be substituted, from other compounds, e.g. transalkylation
  • C07C 37/58 by oxidation reactions introducing directly a hydroxy group on a CH-group belonging to a six-membered aromatic ring with the aid of molecular oxygen
  • C07C 37/6 by oxidation reactions introducing directly a hydroxy group on a CH-group belonging to a six-membered aromatic ring with the aid of other oxidants than molecular oxygen or their mixtures with molecular oxygen
  • C07C 37/62 by introduction of halogen; by substitution of halogen atoms by other halogen atoms

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