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:
Apr. 21, 2009
Filed:
Mar. 29, 2006
Shinichi Ishikawa, Shunan, JP;
Hiroshi Awano, Shunan, JP;
Hirokazu Yano, Shunan, JP;
Hisao Equchi, Shunan, JP;
Shinichi Ishikawa, Shunan, JP;
Hiroshi Awano, Shunan, JP;
Hirokazu Yano, Shunan, JP;
Hisao Equchi, Shunan, JP;
Tosoh Corporation, Shunan-shi, JP;
Abstract
A catalyst composition for a cross-coupling reaction comprising a nickel salt-amine complex of formula (1), and triphenylphosphine. where Rthru Rindependently represent alkyl, aryl, heteroaryl or alkenyl; n is an integer of 1-6; and X independently represents halo, hydroxyl, nitrate or acetate group. Using the catalyst composition, a cross-coupling reaction is carried out between a boron-containing compound of formula (2) and a compound of formula (3). where Rand Rare the same as R-Rdefined above; Y independently represents hydroxyl or alkoxy, Z is halo, methanesulfonate or trifluoromethanesulfonate.