发明申请
- 专利标题: PYRROLOQUINOLINE QUINONE DISODIUM SALT CRYSTAL AND METHOD FOR PRODUCING THE SAME
- 专利标题(中): 吡咯烷醇喹啉盐钠盐及其制备方法
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申请号: US14125788申请日: 2012-06-15
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公开(公告)号: US20140128609A1公开(公告)日: 2014-05-08
- 发明人: Kazuto Ikemoto , Hitoshi Sakamoto
- 申请人: Kazuto Ikemoto , Hitoshi Sakamoto
- 申请人地址: JP Chiyoda-ku, Tokyo
- 专利权人: MITSUBISHI GAS CHEMICAL COMPANY, INC.
- 当前专利权人: MITSUBISHI GAS CHEMICAL COMPANY, INC.
- 当前专利权人地址: JP Chiyoda-ku, Tokyo
- 优先权: JP2011-134279 20110616
- 国际申请: PCT/JP2012/065303 WO 20120615
- 主分类号: C07D471/04
- IPC分类号: C07D471/04
摘要:
An object of the present invention is to provide a novel pyrroloquinoline quinone disodium crystal having excellent dispersibility in solvents and excellent permeability through skin, and a method for producing the pyrroloquinoline quinone disodium crystal with high efficiency. According to the present invention, provided are a novel pyrroloquinoline quinone disodium crystal which is produced by drying a crystal produced under specified conditions through a drying means such as lyophilization, ambient drying and vacuum drying, and a method for producing the pyrroloquinoline quinone disodium crystal.
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