Title:
COMPOUNDS AND THEIR USE IN THE SYNTHESIS OF BRIVARACETAM APIS
Document Type and Number:
WIPO Patent Application WO/2020/143674
Kind Code:
A1
Abstract:
Provided is a compound of formula III, and also provided are its use and method in the synthesis of Brivaracetam APIs. The raw materials involved in the method are cheap and easy to obtain, and can prepare Brivaracetam APIs with high optical, which avoids chiral separation and tedious separation and purification steps, reduces cost and is more suitable for industrial production.
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Inventors:
WANG RUYONG (CN)
YE YIZHANG (CN)
GONG XUAN (CN)
ZHANG FENGSEN (CN)
WANG ZHONGHONG (CN)
LI DANDAN (CN)
FU YUELI (CN)
FENG YAN (CN)
KANG XINSHAN (CN)
YE YIZHANG (CN)
GONG XUAN (CN)
ZHANG FENGSEN (CN)
WANG ZHONGHONG (CN)
LI DANDAN (CN)
FU YUELI (CN)
FENG YAN (CN)
KANG XINSHAN (CN)
Application Number:
PCT/CN2020/070948
Publication Date:
July 16, 2020
Filing Date:
January 08, 2020
Export Citation:
Assignee:
FUJIAN HAIXI PHARMACEUTICALS CO LTD (CN)
KANG XINSHAN (CN)
KANG XINSHAN (CN)
International Classes:
C07D207/27
Foreign References:
| CN108947883A | 2018-12-07 | |||
| CN108101823A | 2018-06-01 | |||
| CN108101824A | 2018-06-01 |
Attorney, Agent or Firm:
BEIJING EASY JOY SOON IP AGENT LTD. (CN)
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