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:
Jul. 24, 2018
Filed:
Aug. 31, 2015
Applicant:
Takasago International Corporation, Tokyo, JP;
Inventors:
Motomu Kanai, Tokyo, JP;
Shigeki Matsunaga, Hokkaido, JP;
Assignee:
Takasago International Corporation, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 45/45 (2006.01); B01J 31/24 (2006.01); C07F 9/36 (2006.01); B01J 31/22 (2006.01); B01J 31/02 (2006.01);
U.S. Cl.
CPC ...
C07C 45/45 (2013.01); B01J 31/0267 (2013.01); B01J 31/22 (2013.01); B01J 31/2414 (2013.01); C07F 9/36 (2013.01); B01J 2231/342 (2013.01); B01J 2231/52 (2013.01); B01J 2531/0241 (2013.01); B01J 2531/0266 (2013.01); B01J 2531/16 (2013.01); B01J 2531/827 (2013.01); C07B 2200/07 (2013.01);
Abstract
Provided is a process for producing an optically active hydroxyaldehyde or aminohydroxyaldehyde. The process for producing an optically active hydroxyaldehyde or aminohydroxyaldehyde is characterized by reacting an aldehyde or an imine with a boric acid enol ester in the presence of a copper compound and an optically active bidentate phosphine compound.