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Desogestrel EP Impurity B

SZ CAT No SZ-D056003
CAS No 54024-12-3
Mol.F. C21H28O
Mol.Wt. 296.5
Inv. Status Limited Stock
Same As SZ-P008066,

Chemical Name: 11-methylidene-19-nor-17α-pregn-4-en-20-yn-17-ol (as per EP);

Synonym: 11-Methylenelynestrenol

Development of a simple liquid chromatography method for dissolution testing of low dose desogestrel and ethinylestradiol tablets
Luis A. Jimenez a , Orane Whitea , Eric Luther b , Christine L. Kirkpatricka,∗ , Jinjian Zhenga,∗ , Xiaoyi Gonga , Xihui Lianga , Panos Diamandopoulos a , Leah Buhler b , Mark D. Mowery b
Journal of Chromatography A 1631 (2020) 461535
A Concise Account of Various Approaches for Stereoselective Construction of the C‑20(H) Stereogenic Center in Steroid Side Chain
Bapurao B. Shingate and Braja G. Hazra
Chem. Rev. 2014, 114, 12, 6349–6382
Gestodene and desogestrel do not have a different influence on concentration profiles of ethinylestradiol in women taking oral contraceptives – results of isotope dilution mass spectrometry measurements
Lothar Siekmann, Anita Siekmann, Frank Bidlingmaier, Klaus Brill1 and Manfred Albring
European Journal of Endocrinology (1998) 139 167–177
Method Development and Validation for Desogestrel and Ethinylestradiol in Combined Pharmaceutical Dosage Form by RP-HPLC
Sanjay Bais1 *, Anil Chandewar2 , Imran Popte2 , Indrajeet Singhvi3 and Khemchand Gupta
Bais et al., Pharm Anal Acta 2013, 4:7