polymorphic crystal form of an indan-2-ylamino-1-hydroxyethyl quinolinone melate derivative as beta-andrenoceptor agonist

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专利权人:

NOVARTIS AG

发明人:

OLIVIER LOHSE,STEPHANIE MONNIER,GUIDO JORDINE

申请号：

BRPI0716383

公开号：

BRPI0716383A2

申请日:

2007.08.30

申请国别(地区):

BR

年份:

2013

代理人:

摘要：

New polymorphic crystal form of (R)-5-[2-(5,6-diethyl-indan-2-ylamino)-1-hydroxyethyl]-8-hydroxy-1 H-quinolin-2-one maleate designated crystal form Qalpha that is useful in the treatment of inflammatory or obstructive airways diseases. A method for preparing crystal form Qalpha is also described.

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中国工程科技知识中心

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