Process for preparing a crystalline polymorphous type of chenodeoxycholic acid
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United States of America Patent
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Feb 23, 1982
Grant Date -
N/A
app pub date -
Jul 11, 1980
filing date -
Jul 12, 1979
priority date (Note) -
Expired
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Abstract
The humid amorphous form of chenodeoxycholic acid undergoes a physical treatment at room temperature comprising causing a collision of the particles of the amorphous product in bulk by means of shaking or stirring to prepare the solvent-free crystalline form of chenodeoxycholic acid which melts at 168.degree.-170.degree. C.
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