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. 26, 2016
Filed:
Apr. 17, 2015
Shanghai Jingxin Biomedical Co., Ltd., Shanghai, CN;
Shangyu Jingxin Pharmaceutical Co., Ltd., Shangyu, Zhejiang, CN;
Shanghai Jingxin Biomedical Co., Ltd., Shanghai, CN;
Shangyu Jingxin Pharmaceutical Co., Ltd., Shangyu, CN;
Abstract
A process for preparation of (1S)-1-phenyl-3,4-dihydro-2(1H)-isoquinoline-carboxylate (Formula I), comprising reacting (1S)-1-phenyl-3,4-dihydro-2(1H)isoquinoline (Formula II) with carbon dioxide and an alkylating agent R-LG in the presence of a base to obtain the compound of Formula I in an organic solvent. In Formula I and II, R is an alkyl or a substituted alkyl; LG is a leaving group.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile