Title:
AHU377 CRYSTAL FORMS, AND PREPARATION METHOD THEREFOR AND USE THEREOF
Document Type and Number:
WIPO Patent Application WO/2017/177781
Kind Code:
A1
Abstract:
The present invention relates to AHU377 crystal forms, and a preparation method therefor and the use thereof. Provided are AHU377 crystal forms III and IV, and the crystal forms III and IV have a good stability, a low hygroscopicity, a high impurity removal capacity, and a good purifying effect, and have a very high economic value.
Inventors:
CHEN MINHUA (CN)
ZHANG YANFENG (CN)
YANG CHAOHUI (CN)
LU FEI (CN)
ZHANG LIANG (CN)
ZHANG XIAOYU (CN)
ZHANG YANFENG (CN)
YANG CHAOHUI (CN)
LU FEI (CN)
ZHANG LIANG (CN)
ZHANG XIAOYU (CN)
Application Number:
PCT/CN2017/076451
Publication Date:
October 19, 2017
Filing Date:
March 13, 2017
Export Citation:
Assignee:
CRYSTAL PHARMATECH CO LTD (CN)
International Classes:
C07C233/47; A61K31/216; A61K31/41; A61P9/00; A61P9/04; A61P13/12; C07C231/24
Domestic Patent References:
WO2016049663A1 | 2016-03-31 |
Foreign References:
CN105753733A | 2016-07-13 | |||
CN105367438A | 2016-03-02 | |||
US5217996A | 1993-06-08 |
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