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. 31, 2021
Filed:
Dec. 04, 2018
Applicants:
Ryosuke Shimizu, Kamisu, JP;
Takahiro Hosono, Kamisu, JP;
Ichihiro Aratani, Tsukuba, JP;
Ryo Kouchi, Kamisu, JP;
Inventors:
Ryosuke Shimizu, Kamisu, JP;
Takahiro Hosono, Kamisu, JP;
Ichihiro Aratani, Tsukuba, JP;
Ryo Kouchi, Kamisu, JP;
Assignee:
KURARAY CO., LTD., Kurashiki, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07D 307/08 (2006.01); B01J 23/44 (2006.01); C07D 309/04 (2006.01);
U.S. Cl.
CPC ...
C07D 307/08 (2013.01); B01J 23/44 (2013.01); C07D 309/04 (2013.01);
Abstract
A method for producing a cyclic ether represented by formula (2) includes reacting a 2-hydroxy cyclic ether, represented by formula (1), with hydrogen in the presence of a catalyst.