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:
Jun. 03, 2025
Filed:
Jul. 06, 2021
Applicant:
Mitsubishi Gas Chemical Company, Inc., Chiyoda-ku, JP;
Inventors:
Keisuke Tomaki, Kanagawa, JP;
Shinyou Shirai, Okayama, JP;
Assignee:
MITSUBISHI GAS CHEMICAL COMPANY, INC., Chiyoda-ku, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 209/48 (2006.01); C07C 209/84 (2006.01);
U.S. Cl.
CPC ...
C07C 209/48 (2013.01); C07C 209/84 (2013.01);
Abstract
A method for producing an aromatic aminomethyl, comprising hydrogenating an aromatic nitrile in an organic solvent comprising a polar organic solvent having a solubility parameter (SP value) of 9 or more in the presence of a quaternary ammonium compound, at least one metal hydroxide selected from the group consisting of an alkali metal hydroxide and an alkaline earth metal hydroxide, and a hydrogenation catalyst.