Patent · US Expired

Process for producing imidazolidone intermediates of biotin

US4322360A · kind A · utility

0Cited by
3References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 23, 1981
Grant dateMar 30, 1982
Priority date—
Expiry dateMar 23, 2001

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D495/04
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process is disclosed for producing imidazolidone intermediates from 2H-chromene. The intermediates are useful for synthesizing biotin.

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