Process for preparing a crystalline polymorphous type of chenode

Details Process for preparing a crystalline polymorphous type of chenode Process for preparing a crystalline polymorphous type of chenode

1980-07-11

1982-02-23

Roberts, Elbert L.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07J 900

Patent

active

043168493

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.

REFERENCES:
patent: 4163017 (1979-07-01), Maeke et al.
patent: 4213911 (1980-07-01), Attwell et al.

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