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Specifications

Molecular weight:316.49
CAS NO.:145-13-1 

EC:205-647-4

Properties:white or white-like crystal powder
 Quality standard:
Melting point:187~94
Loss on drying:<0.5%
Assay: 99% min
Specific rotation:+27.5~+31.5(ethanol)
Use:it is the key intermediate for synthesis progesterone, Finasteride, etc