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. 12, 2014
Filed:
Oct. 26, 2010
Applicants:
Hideki Amii, Kobe, JP;
Kenichi Fujikawa, Kobe, JP;
Yasutaka Fujioka, Kobe, JP;
Makoto Matsuura, Kawagoe, JP;
Inventors:
Hideki Amii, Kobe, JP;
Kenichi Fujikawa, Kobe, JP;
Yasutaka Fujioka, Kobe, JP;
Makoto Matsuura, Kawagoe, JP;
Assignee:
Central Glass Company, Limited, Ube-shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 69/74 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed is a method for producing a compound having a difluoromethylene group at an even lower cost and with excellent yield. The production method of the present invention is a method for producing an aromatic difluoroacetic acid ester, which comprises reacting an iodobenzene containing an electro attracting group and an α-silyl difluoroacetic acid ester in the presence of a metal halide.