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:
Jan. 23, 2024
Filed:
Aug. 18, 2020
Shanghai Forefront Pharma Co., Ltd., Shanghai, CN;
Bin Rong, Shanghai, CN;
Lizhi Zhao, Shanghai, CN;
Wei Li, Shanghai, CN;
Yi Ren, Shanghai, CN;
Lingui Zhu, Shanghai, CN;
SHANGHAI FOREFRONT PHARMA CO., LTD., Shanghai, CN;
Abstract
A method for preparing an L-erythrobiopterin compound is provided. The L-erythrobiopterin compound has a structure represented by formula (I), and is mainly prepared from a compound having a structure represented by formula (II) or (III) through dihydroxylation. The preparation method of the L-erythrobiopterin compound is high in production efficiency, low in cost, environmentally friendly, and suitable for industrial production.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile