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promestriene 39219-28-8
Category : Pharmaceuticals and Biochemicals/Hormones and synthetic substitutes
CAS NO : 39219-28-8 EC NO : 254-361-6 MF : C22H32O2 MW : 328.4883 Specification : 98.5% Product description : Chemical Name: 3-propoxy-17-β-methoxyoestra-1,3,5(10)-trien
CAS No.: 39219-28-8
Molecular Frmula: C22H32O2
SPECIFICATION:
Appearance: White flake crystals or crystalline powder
Assay (HPLC): 98.5% min
Melting range: Between 64℃ and 68℃
Specific rotation (20mg/ml in chloroform): +62-68
Related Substances: 1% max
Loss on drying: 1% max
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Uses : women hormone medicine . Synonyms : 3-propoxy-17beta-methoxy-1,3,5(10)-estratriene;17-methoxy-3-propoxyestra-1,3,5(10)-triene;(17beta)-17-methoxy-3-propoxyestra-1,3,5(10)-triene; Molecular Structure : 
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promestriene