Patent · US Expired

Process for the production of orotic acid

US4064126A · kind A · utility

0Cited by
1References
16Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 11, 1976
Grant dateDec 20, 1977
Priority date
Expiry dateAug 11, 1996

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C51/62
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process for the trichloroacetyl of orotic acid which comprises (a) converting trichloroacetyl chloride to .gamma., .gamma., .gamma.-trichloroacetoacetyl chloride with ketene, (b) adding reaction mixture (a) to urea dissolved in a polar organic solvent, e.g., acetic acid, 6-trichloromethyluracil being produced, (c) separating the 6-trichloromethyluracil from reaction mixture (b), and (d) hydrolyzing the 6-trichloromethyluracil to orotic acid.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.