Patent · US Expired

Preparation of thiazoles

US7161011B2 · kind B2 · utility

0Cited by

1References

4Claims

0Family size

Assignee

Syngenta Crop Protection AG · CH

Inventors

Thomas Pitterna · Chur, CH
Henry Szczepanski · Möhlin, CH
Peter Maienfisch · Aesch, CH
Ottmar Franz Huter · Bad Kötzting, DE
Thomas Rapold · Laufenburg, CH
Marcel Senn · Basel, CH
Thomas Gobel · Lörrach, DE
Anthony Cornelius O'Sullivan · Basel, CH

Key dates

Filing date	Mar 27, 2003
Grant date	Jan 9, 2007
Priority date	—
Expiry date	Nov 20, 2023

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07D277/74
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

Described is a process for the preparation of a compound of the formulawherein R is unsubstituted or substituted C1–C12alkyl, C2–C4alkenyl, C2–C4alkynyl, C3–C6cycloalkyl, aryl or heteroaryl, or —SR1; wherein R is as defined for formula (I), with a water removing reagent.

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