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:
Mar. 08, 1988
Filed:
Oct. 01, 1985
Applicant:
Inventor:
Toshio Suguro, Kamifukuoka, JP;
Assignees:
Nisshin Flour Milling Co., Ltd., both of, JP;
Nisshin Chemicals Co., Ltd., both of, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
546114 ;
Abstract
An improved process for the preparation of 5-(2-chlorobenzyl)-4,5,6,7-tetrahydrothieno[3,2-c]pyridine and acid addition salts thereof, which are useful as a medicine. This process comprises effecting reaction between 4,5,6,7-tetrahydrothieno[3,2-c]pyridine and 2-chlorobenzyl halide in the presence of a phase transfer catalyst.