CAS:1231-96-5|9,11-Dehydro Ethynyl Estradiol

CAS:1231-96-5|9,11-Dehydro Ethynyl Estradiol

Catalogue Number:D229610
Chemical Name:9,11-Dehydro Ethynyl Estradiol
Synonyms:(17α)-19-Norpregna-1,3,5(10),9(11)-tetraen-20-yne-3,17-diol;
Impurity:Ethinylestradiol EP Impurity B
CAS Number:1231-96-5
Molecular Formula:C₂₀H₂₂O₂
Appearance:White to Yellow Solid
Melting Point:>110°C (dec.)
Molecular Weight:294.39
Storage:-20°C
Solubility:Chloroform (Slightly), Methanol (Slightly, Sonicated)
Category:Standards; Steroids; Pharmaceutical/API Drug Impurities/Metabolites;
Applications:9,11-Dehydro Ethynyl Estradiol (Ethinylestradiol EP Impurity B) is a degradation product of Ethynyl Estradiol (EE)
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References:Pang, C., et al.: Steroids, 23, 203 (1974), Leese, M., et al.: J. Med. Chem., 49, 7683 (2006), Krstic, N., et al.: Steroids, 72, 406 (2007),
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