Crystalline of eszopiclone, its composition, preparation and uses thereof

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专利权人:

Tianjin Tasly Group Co.; Ltd.

发明人:

Wang, Guocheng,Xu, Xueyu

申请号：

AU2009260075

公开号：

AU2009260075B2

申请日:

2009.04.17

申请国别(地区):

AU

年份:

2013

代理人:

摘要：

The invention discloses a crystalline of eszopiclone having an X-ray diffraction spectrum using Cu-Ka radiation, with peaks expressed in degrees 2θ at about 11.08°, 12.38°, 15.86°, 17.88°, 19.98°, 20.58°, a DSC thermogram with peak at about 207.7 °C, and an infrared absorption spectrum with peaks at about 3078 cm

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