Patent · US Expired

Process for the production of squaric acid

US4097530A · kind A · utility

3Cited by
1References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 19, 1977
Grant dateJun 27, 1978
Priority date
Expiry dateMay 19, 1997

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C45/43
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process for the production of squaric acid, comprising reacting hexachlorocyclobutene with 70-96% by weight sulfuric acid at 80.degree.-150.degree. C.

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