发明名称 |
ANHYDROUS CRYSTALLINE FORMS OF N-Ý1-(2-ETHOXYETHYL)-5-(N-ETHYL-N-METHYLAMINO)-7-(4-METHYLPYRIDIN-2-YL-AMINO)-1H-PYRAZOLO[4,3-D]PYRIMIDINE-3-CARBONYL¨METHANESULFONAMIDE |
摘要 |
<p>The invention comprises (1) anhydrous crystalline forms of N-[1-(2-ethoxyethyl)-5-(N-ethyl-N-methylamino)-7-(4-methylpyridin-2-yl-amino)-1H-pyrazolo[4,3-d]pyrimidine-3-carbonyl]methanesulfonamide, (2) pharmaceutical compositions comprising at least one such form, (3) methods for the treatment of a phosphodiesterase-5-mediated condition using at least one such form, and (4) methods for preparing such forms. The compound N-[1-(2-ethoxyethyl)-5-(N-ethyl-N-methylamino)-7-(4-methylpyridin-2-yl-amino)-1H-pyrazolo[4,3-d]pyrimidine-3-carbonyl]methanesulfonamide has the following structure (I).</p> |
申请公布号 |
EP1881985(A2) |
申请公布日期 |
2008.01.30 |
申请号 |
EP20060744689 |
申请日期 |
2006.05.03 |
申请人 |
PFIZER, INC. |
发明人 |
ENTWISTLE, DAVID ANDREW;MARSHALL, PETER VALLANCE;TAYLOR, STEFAN COLIN JOHN |
分类号 |
C07D487/04;A61K31/519;A61P9/12 |
主分类号 |
C07D487/04 |
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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