Invention Grant
- Patent Title: Crystal form of pyrroloquinoline quinone sodium salt and preparation method and use thereof
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Application No.: US15762895Application Date: 2016-09-14
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Publication No.: US10364244B2Publication Date: 2019-07-30
- Inventor: Zhiqing Yang , Liang Zhang , Xiangyang Zhang , Zhenjuan Shi , Min Zhao , Hongying Luo
- Applicant: Zhejiang Hisun Pharmaceutical Co., Ltd.
- Applicant Address: CN Zhejiang
- Assignee: ZHEJIANG HISUN PHARMACEUTICAL CO., LTD.
- Current Assignee: ZHEJIANG HISUN PHARMACEUTICAL CO., LTD.
- Current Assignee Address: CN Zhejiang
- Agency: Armstrong Teasdale LLP
- Priority: CN201510621701 20150925
- International Application: PCT/CN2016/099013 WO 20160914
- International Announcement: WO2017/050171 WO 20170330
- Main IPC: A23L33/10
- IPC: A23L33/10 ; A61Q19/00 ; C07D471/04 ; A61K31/4745
Abstract:
Provided are crystal forms I, II, III and IV of a pyrroloquinoline quinone sodium salt and a preparation method thereof. Also provided are a pharmaceutical composition, a cosmetic composition, a functional food or a nutritional agent containing the above-mentioned crystal forms. The crystal forms have excellent properties in terms of solubility, crystal stability, hygroscopicity and the like.
Public/Granted literature
- US20190218210A9 CRYSTAL FORM OF PYRROLOQUINOLINE QUINONE SODIUM SALT AND PREPARATION METHOD AND USE THEREOF Public/Granted day:2019-07-18
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