Title:
METHOD FOR PREPARING TRICYCLIC COMPOUND, AND INTERMEDIATE THEREOF
Document Type and Number:
WIPO Patent Application WO/2020/177658
Kind Code:
A1
Abstract:
Disclosed in the present application are a method for preparing a tricyclic compound, and an intermediate thereof, and in particular, a method for preparing (3S,3aR)-3-cyclopentyl-3,3a,4,5-tetrahydro-2H-pyrazolo[3,4-f]quinolone compound, an intermediate in the method, and a method for preparing the intermediate.
Inventors:
HUANG ZHENHUA (CN)
GUO PENGFEI (CN)
LI CHENG (CN)
GUO PENGFEI (CN)
LI CHENG (CN)
Application Number:
PCT/CN2020/077413
Publication Date:
September 10, 2020
Filing Date:
March 02, 2020
Export Citation:
Assignee:
KBP BIOSCIENCES CO LTD (CN)
International Classes:
C07D471/04
Domestic Patent References:
| WO2014094664A1 | 2014-06-26 | |||
| WO2012022121A1 | 2012-02-23 | |||
| WO2012022121A1 | 2012-02-23 | |||
| WO2014094664A1 | 2014-06-26 | |||
| WO2014094664A1 | 2014-06-26 |
Other References:
See also references of EP 3932920A4
Attorney, Agent or Firm:
CHINA PATENT AGENT (H.K.) LTD. (CN)
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