Process for the preparation of and crystalline forms of optical enantiomers of modafinil

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专利权人:

Teva Sante

发明人:

Pierre Leproust,Olivier Neckebrock

申请号：

US13858483

公开号：

US08729305B2

申请日:

2013.04.08

申请国别(地区):

US

年份:

2014

代理人:

摘要：

The invention relates to a polymorphic form of (−)-modafinil that produces a powder X-ray diffraction spectrum comprising intensity peaks corresponding to interplanar spacings of about 14.14, 10.66, 7.80 and 4.02 Å, and a process for the preparation thereof.

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