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:
Oct. 13, 2009
Filed:
Mar. 10, 2006
Applicants:
Noriyuki Utsumi, Soka, JP;
Kunihiko Murata, Koshigaya, JP;
Kunihiko Tsutsumi, Tokyo, JP;
Takeaki Katayama, Soka, JP;
Masahito Watanabe, Soka, JP;
Takeshi Ohkuma, Sapporo, JP;
Ryoji Noyori, Tokyo, JP;
Inventors:
Noriyuki Utsumi, Soka, JP;
Kunihiko Murata, Koshigaya, JP;
Kunihiko Tsutsumi, Tokyo, JP;
Takeaki Katayama, Soka, JP;
Masahito Watanabe, Soka, JP;
Takeshi Ohkuma, Sapporo, JP;
Ryoji Noyori, Tokyo, JP;
Assignees:
Kanto Kagaku Kabushiki Kaisha, Tokyo, JP;
Nagoya Industrial Science Research Institute, Nagoya-shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 31/18 (2006.01); B01J 31/12 (2006.01); C07C 29/145 (2006.01);
U.S. Cl.
CPC ...
Abstract
A sulfonate catalyst represented by the formula below and a ketone compound are placed in a solvent, and the ketone compound is hydrogenated by mixing in the presence of hydrogen to produce an optically active alcohol.