Patent · US Active

Process for preparing substituted crotonic acids

US10562834B2 · kind B2 · utility

0Cited by

0References

18Claims

0Family size

Assignee

Intervet Inc. · US

Inventors

Michael Berger · Wiesbaden, DE
Stephan Veit · Budenheim, DE
Hans Peter Niedermann · Bubenheim, DE
Tobias Kappesser · Heidesheim, DE
Alfred Stutz · Bellinzona, CH

Key dates

Filing date	Jan 4, 2019
Grant date	Feb 18, 2020
Priority date	—
Expiry date	Jan 4, 2039

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07C67/343
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

A process to prepare a compound of Formula (I) wherein R3, R4 and R5 are each selected independently from hydrogen, halogen, alkyl, alkenyl, alkynyl, alkoxyl, and wherein the alkyl, alkenyl, alkynyl, and alkoxyl may be optionally substituted with one or more halogen, alkyl, alkenyl, alkynyl, and alkoxyl.

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