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Patent Searching and Data


Title:
STEROID DERIVATIVE REGULATORS, METHOD FOR PREPARING THE SAME, AND USES THEREOF
Document Type and Number:
WIPO Patent Application WO/2019/154257
Kind Code:
A1
Abstract:
The present invention relates to steroid derivative regulators, a method for preparing the same, and uses thereof. Specifically, the present invention relates to a compound of formula (I), a preparation method therefor, a pharmaceutical composition containing the compound, and uses thereof as a regulator the of GABA A receptor for treating depression, convulsion, Parkinson's disease, and nervous system diseases, wherein the substituents of the formula (I) are as defined in the description.

Inventors:
SU YIDONG (CN)
DENG HAINING (CN)
CHEN XIAOPO (CN)
BAO RUDI (CN)
ZHANG FUJUN (CN)
Application Number:
PCT/CN2019/074134
Publication Date:
August 15, 2019
Filing Date:
January 31, 2019
Export Citation:
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Assignee:
JIANGSU HANSOH PHARMACEUTICAL GROUP CO LTD (CN)
SHANGHAI HANSOH BIOMEDICAL CO LTD (CN)
International Classes:
A61K31/57; C07J3/00; A61K31/573; A61K31/58; A61P25/00; C07J5/00; C07J7/00; C07J17/00; C07J43/00
Domestic Patent References:
WO1993003732A11993-03-04
WO2014169831A12014-10-23
WO2016061537A12016-04-21
WO2003077919A12003-09-25
WO2014169833A12014-10-23
WO2016061537A12016-04-21
WO2015180679A12015-12-03
WO2015027227A12015-02-26
Foreign References:
CN105339381A2016-02-17
CN104136452A2014-11-05
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ANDERSON, A. ET AL.: "Conformationally Constrained Anesthetic Steroids That Modulate GABAA Receptors", J. MED. CHEM., vol. 43, no. 22, 19 October 2000 (2000-10-19), pages 4118 - 4121, XP002248656, DOI: 10.1021/jm000977e
VELEIRO, A.S. ET A.: "Synthesis and GABAA Receptor Acitivity of a6, 19-Oxido Analogue of Pregnanolone", BIOORGANIC & MEDICINAL CHEMISTRY LETTERS, vol. 13, no. 3, 31 December 2003 (2003-12-31), pages 343 - 345, XP055721845
GALOFRE, M. ET AL.: "GABAA receptor and cell membrane potential as functional endpoints in cultured neurons to evaluate chemicals for human acute toxicity", NEUROTOXICOLOGY AND TERATOLOGY, vol. 32, no. 1, 10 February 2009 (2009-02-10), pages 52 - 61, XP026851004
See also references of EP 3750908A4
Attorney, Agent or Firm:
GE CHENG & CO., LTD. (CN)
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