Title:
PREPARATION METHOD FOR 6-SUBSTITUTED AMINOBENZOFURAN COMPOUND
Document Type and Number:
WIPO Patent Application WO/2020/228591
Kind Code:
A1
Abstract:
Provided in the present disclosure is a preparation method for a 6-substituted aminobenzofuran compound. Specifically, provided in the present disclosure is a preparation method for a compound represented by formula III. The method provided in the present disclosure may significantly increase the yield of a reaction, and provide the possibility of industrial production.
Inventors:
ZHANG HAOYU (CN)
XU CHAO (CN)
LU WEIDONG (CN)
SHAO QIYUN (CN)
FENG JUN (CN)
HE FENG (CN)
XU CHAO (CN)
LU WEIDONG (CN)
SHAO QIYUN (CN)
FENG JUN (CN)
HE FENG (CN)
Application Number:
PCT/CN2020/089113
Publication Date:
November 19, 2020
Filing Date:
May 08, 2020
Export Citation:
Assignee:
JIANGSU HENGRUI MEDICINE CO (CN)
SHANGHAI HENGRUI PHARMACEUTICAL CO LTD (CN)
SHANGHAI HENGRUI PHARMACEUTICAL CO LTD (CN)
International Classes:
C07D405/14; C07C51/363; C07C63/10; C07C63/70; C07D405/06
Domestic Patent References:
| WO2019091450A1 | 2019-05-16 | |||
| WO2017084494A1 | 2017-05-26 | |||
| WO2018210302A1 | 2018-11-22 |
Attorney, Agent or Firm:
SHANGHAI BESHINING LAW OFFICE (CN)
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