The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 24, 2010
Filed:
Feb. 10, 2005
Masaharu Nakamura, Uji, JP;
Eiichi Nakamura, Tokyo, JP;
Keiko Matsuo, Tokyo, JP;
Shingo Ito, Uji, JP;
Masaharu Nakamura, Uji, JP;
Eiichi Nakamura, Tokyo, JP;
Keiko Matsuo, Tokyo, JP;
Shingo Ito, Uji, JP;
Japan Science and Technology Agency, Saitama, JP;
Abstract
A problem of the present invention is to provide an economical process with minimized toxicity for producing an aromatic compound having a variety of substituents such as various alkyl groups, and the problem is solved by a process for production of an aromatic compound represented by formula (1) below, which comprises reacting a compound represented by formula (2) below with an aromatic magnesium reagent represented by formula (3a) below in the presence of an iron catalyst and a diamine compound: wherein R is an optionally substituted hydrocarbon group or a C-Csaturated or unsaturated ring group; A is an optionally substituted C-Caromatic group or an optionally substituted heteroaromatic group; X is a halogen atom or a sulfonic acid ester; and Yis bromine, iodine, chlorine or a carbanion ligand.