Title:
3-[(BENZO[D][1,3]DIOXOLANE-4-YL)OXY]PROPYLAMINE HYDROCHLORIDE, OPTICAL ISOMER AND CRYSTAL THEREOF, AND PREPARATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2023/143455
Kind Code:
A1
Abstract:
The present application relates to a 3-[(benzo[d][1,3]dioxolane-4-yl)oxy]propylamine hydrochloride, a crystalline form thereof, and a preparation method therefor. A crystal form A of an (R)-N-methyl-3-phenyl-3-[(benzo[d][1,3]dioxolane-4-yl)oxy]propylamine hydrochloride prepared in the present invention has good crystal form stability and chemical stability, and can be better used for clinical treatment.
Inventors:
LI QUXIANG (CN)
DUAN CHEN (CN)
SONG YADONG (CN)
GUO QIANG (CN)
XU XIANGQING (CN)
DUAN CHEN (CN)
SONG YADONG (CN)
GUO QIANG (CN)
XU XIANGQING (CN)
Application Number:
PCT/CN2023/073367
Publication Date:
August 03, 2023
Filing Date:
January 20, 2023
Export Citation:
Assignee:
JIANGSU NHWA PHARMACEUTICAL CO LTD (CN)
International Classes:
C07D317/64; A61K31/36; A61P25/24
Domestic Patent References:
| WO2016101898A1 | 2016-06-30 |
Attorney, Agent or Firm:
BEIJING TANGSONG IP FIRM et al. (CN)
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