Patent · US Expired

Preparation of an alkenylphosphonic acid derivative

US7399876B2 · kind B2 · utility

1Cited by

8References

12Claims

0Family size

Assignee

BASF SE

Inventors

Roland Kessinger · Weinheim, DE
Jan-Dirk Arndt · Mannheim, DE
Jochem Henkelmann · Mannheim, DE
Florian Thomas · Schifferstadt, DE

Key dates

Filing date	Nov 1, 2004
Grant date	Jul 15, 2008
Priority date	—
Expiry date	Dec 2, 2025

Classification

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

Abstract

Process for preparing an alkenylphosphonic acid derivative by reacting a phosphonic acid derivative with an alkyne in the presence of a catalyst complex system, wherein the catalyst complex system comprises

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