Patent · US Expired

1,3-Dithietane-2-carboxylic acids and the preparation thereof

US4198339A · kind A · utility

2Cited by
4References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 7, 1978
Grant dateApr 15, 1980
Priority date
Expiry dateJun 7, 1998

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D339/00
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Substituted 1,3-dithietane-2-carboxylic acid derivatives useful as intermediates for the preparation of highly effective penicillin and cephalosporin derivatives and the preparation thereof.

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