发明名称 |
CRYSTAL FORM OF QUINOLINE COMPOUND AND PROCESS FOR ITS PRODUCTION |
摘要 |
A method for producing a drug substance of crystalline pitavastatin calcium excellent in stability, is presented. In the production of a compound (pitavastatin calcium) represented by the formula (1): The water content is adjusted to a level of from 5 to 15%, and the crystal form is controlled to be crystal form A, thereby to obtain a drug substance excellent in stability. ® KIPO & WIPO 2007
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申请公布号 |
KR20070001910(A) |
申请公布日期 |
2007.01.04 |
申请号 |
KR20067011877 |
申请日期 |
2006.06.16 |
申请人 |
NISSAN CHEMICAL INDUSTRIES, LTD. |
发明人 |
OHARA YOSHIO;TAKADA YASUTAKA;MATSUMOTO HIROO;YOSHIDA AKIHIRO |
分类号 |
C07D215/14;A61K31/47 |
主分类号 |
C07D215/14 |
代理机构 |
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地址 |
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