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

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专利权人:

Pfizer Inc.

发明人:

Entwistle, David Andrew,Taylor, Stefan Colin John,Marshall, Peter, Vallance

申请号：

AU2006245416

公开号：

AU2006245416B2

申请日:

2006.05.03

申请国别(地区):

AU

年份:

2012

代理人:

摘要：

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.

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