Patent · US Expired

Process for the preparation of vinylphosphonic acid derivatives and the use thereof

US4426336A · kind A · utility

3Cited by

6References

8Claims

0Family size

Assignee

Hoechst GmbH · DE

Inventors

Hans-Jerg Kleiner · Kronberg, DE
Walter Dursch · Königstein, DE

Key dates

Filing date	Aug 31, 1981
Grant date	Jan 17, 1984
Priority date	—
Expiry date	Aug 31, 2001

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07F9/4015
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

A process for the preparation of vinylphosphonic acid derivatives by heating 2-chloroethanephosphonic acid derivatives which contain 2-chloroethyl ester groups to temperatures of from 150.degree. to 230.degree. C.

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