发明名称 |
A process for preparing hydrate of 5-Ä4-Ä2-(n-mehyl-n-(2-pyridyl)amino)ethoxyÜbenzylÜthiazolidine-2,4-dione maleic |
摘要 |
<p>A hydrate of 5-[4-[2-(N-methyl-N-(2-pyridyl)amino)ethoxy]benzyl]thiazolidine-2,4-dione, maleic acid salt, characterised in that it: (i) comprises water in the range of from 0.2 to 1.1% w/w ; and (ii) provides an infra red spectrum containing peaks at 764 and 579 cm<SUP>-1</SUP>; and/or (iii) provides an X-ray powder diffraction (XRPD) pattern substantially as set out in Figure II; a process for the preparation of such a compound, a pharmaceutical composition containing such a compound and the use of such a compound or composition in medicine.</p> |
申请公布号 |
IN190821(B) |
申请公布日期 |
2003.08.23 |
申请号 |
IN3770DE1998 |
申请日期 |
1998.12.16 |
申请人 |
SMITHKLINE BEECHAM P L C |
发明人 |
BLACKLER PAUL DAVID JAMES;SASSE MICHAEL JOHN;LEE DAVID CHARLES |
分类号 |
A61K31/4427;A61K31/4439;A61P3/10;C07D417/12;(IPC1-7):A61K31/44;A61K31/425 |
主分类号 |
A61K31/4427 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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