Invention Grant
- Patent Title: Crystalline levofolinic acid and process for its preparation
- Patent Title (中): 结晶左旋佛山酸及其制备方法
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Application No.: US13426021Application Date: 2012-03-21
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Publication No.: US08633202B2Publication Date: 2014-01-21
- Inventor: Pascal Jequier
- Applicant: Pascal Jequier
- Applicant Address: CH Couvet
- Assignee: GMT Fine Chemicals SA
- Current Assignee: GMT Fine Chemicals SA
- Current Assignee Address: CH Couvet
- Agency: McCormick, Paulding & Huber LLP
- Priority: EP11158959 20110321
- Main IPC: C07D475/04
- IPC: C07D475/04 ; A61K31/519 ; A61P35/00
Abstract:
The present invention relates to stable crystalline (6S)—N(5)-formyl-5,6,7,8-tetrahydrofolic acid, commonly referred to as levofolinic acid, in essentially pure 6S diastereomeric form, and to a process for its preparation.
Public/Granted literature
- US20120245177A1 CRYSTALLINE LEVOFOLINIC ACID AND PROCESS FOR ITS PREPARATION Public/Granted day:2012-09-27
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