Novel polymorphic form of 17-beta-(n-ter.butyl...

Details Novel polymorphic form of 17-beta-(n-ter.butyl... Novel polymorphic form of 17-beta-(n-ter.butyl...

C - Chemistry, Metallurgy

07

J

C07J 73/00 (2006.01) A61K 31/58 (2006.01) A61P 5/28 (2006.01)

Patent

CA 2422159

The present invention relates to a novel polymorphic form of 17-.beta.-(N- ter.butyl carbamoyl)-4-aza-5--.alpha.-androst-1-en-3-one (Finasteride) of the formula (I) and processes for preparing the form.

L'invention concerne de nouvelles formes polymorphes de 17-.beta.-(N-ter.butyl carbamoyl)-4-aza-5--.alpha.-androst-1-en-3-one (finastéride) représentées par la formule (I) et leurs procédés de préparation.

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