Patent · US Expired

Process for the production of 4-alkoxy-2(5H) thiophenones

US4931570A · kind A · utility

1Cited by
8References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 14, 1988
Grant dateJun 5, 1990
Priority date
Expiry dateOct 14, 2008

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C327/00
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Highly pure thiotetronic acid is produced from 4-alkoxy-2(5) thiophenones.

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