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Cat. Number
733976703780040
Chemical Name
13-Ethyl-17-hydroxy-18,19-dinor-17α-pregn-5(10)-en-20-yn-3-one(Levo Norgestrel Impurity)
CAS Number
19914-67-1
Category
Impurities, Pharmaceuticals, Intermediates & Fine Chemicals, Steroids
Mol. Formula
C21H28O2
Mol. Weight
312.45
Qty 1
1mg
Qty 2
10mg
Application Notes
EP Levonorgestrel impurity B.
Synonym
13-Ethyl-17α-ethynyl-17-hydroxygon-5(10)-en-3-one; EP Levonorgestrel Impurity B;
References

McGinty, D., et al.: Endocrinology, 24, 829 (1939),
Belanger, A., et al.: Steroids, 37, 361 (1981),
Nieman, L., et al.: J. Clin. Endocrinol. Metab., 61, 536 (1985),
Klebe, G., et al.: J. Med. Chem., 37, 4130 (1994),

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