Title:
PREPARATION METHOD FOR VELPATASVIR INTERMEDIATE AND ANALOGUE THEREOF
Document Type and Number:
WIPO Patent Application WO/2018/103239
Kind Code:
A1
Abstract:
Disclosed is a preparation method for a compound shown by formula (E), a Velpatasvir intermediate shown by formula (K) and an analogue thereof. The method of the present invention uses inexpensive and easily available materials, and a simple process operation, without the need for separating the intermediates, the products are by column chromatography, and it is suitable for industrialized large-scale production..
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Inventors:
WU CHENGLONG (CN)
ZENG WEN (CN)
LIU SHAOLI (CN)
GONG JIAFU (CN)
HUANG JINKUN (CN)
XIE DEJIAN (CN)
ZENG WEN (CN)
LIU SHAOLI (CN)
GONG JIAFU (CN)
HUANG JINKUN (CN)
XIE DEJIAN (CN)
Application Number:
PCT/CN2017/078589
Publication Date:
June 14, 2018
Filing Date:
March 29, 2017
Export Citation:
Assignee:
XILING LAB CO LTD (CN)
International Classes:
C07C221/00; C07C225/22; C07D311/78
Foreign References:
CN102056894A | 2011-05-11 | |||
CN105712969A | 2016-06-29 | |||
CN105732563A | 2016-07-06 |
Attorney, Agent or Firm:
GAOYUNG INTELLECTUAL PROPERTY AGENCY (GENERAL PARTNERSHIP) (CN)
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