Patent · US Active

Process for the preparation of substituted heteroaromatics

US8258314B2 · kind B2 · utility

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6Claims

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Assignee

Saltigo GmbH · DE

Inventors

Antje Hieronymi
Lars Rodefeld · Leverkusen, DE

Key dates

Filing date	May 27, 2008
Grant date	Sep 4, 2012
Priority date	—
Expiry date	Feb 17, 2029

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07D333/08
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

A process is described for the preparation of substituted heteroaromatics of the general formula (I) Likewise described is the use of cycloalkyl alkyl ethers, in particular cyclopentyl methyl ether, in the Kumada reaction for the preparation of substituted heteroaromatics, in particular substituted thiophenes.

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