Patent · US Active

Transition metal-catalyzed protodecarboxylation of α-halo-acrylic acid derivatives

US11046648B2 · kind B2 · utility

0Cited by

0References

4Claims

0Family size

Assignee

Boehringer Ingelheim International GmbH · DE

Inventors

Mai Thi Quynh DANG · Ingelheim am Rhein, DE
Thomas Armin Hampel · Frankfurt, DE
Sandra Koch · Bad Kreuznach, DE
Fredrik Lars Nordstrom · Ridgefield, US
Jonathan Timothy Reeves · Ridgefield, US
Carsten Reichel · Rheinböllen, DE
Marvin Schoerer · Oberhausen, DE
Christian Stange · Ingelheim am Rhein, DE
Ivan N. Volchkov · Sandy Hook, US
Li Zhong · New Milford, US
Uwe Johannes Zimmermann · Trebur, DE

Key dates

Filing date	Apr 1, 2020
Grant date	Jun 29, 2021
Priority date	—
Expiry date	Apr 1, 2040

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07C231/12
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

The present invention relates to a method for the synthesis of a halo olefin of formula (I) wherein Hal, R1, R2, R3, R4, X and Y are as defined herein, or a salt thereof.

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