13-Ethyl-17-hydroxy-18,19-dinor-17Alpha-pregn-5(10)-en-20-yn-3-one(Levo Norgestrel Impurity)
CAS: 19914-67-1
Ref. TR-E918935
5mg | 176.00 € | ||
10mg | 212.00 € | ||
25mg | 492.00 € |
Product Information
- (17a)-13-ethyl-17-hydroxy-18,19-Dinorpregn-5(10)-en-20-yn-3-one
- 18,19-Dinor-17a-pregn-5(10)-en-20-yn-3-one
- 13-ethyl-17-hydroxy- (7CI,8CI)
- 13-Ethyl-17a-ethynyl-17-hydroxygon-5(10)-en-3-one
- Levonorgestrel Imp. B (EP)
- 17-Ethinyl-17-hydroxy-18-methylestr-5(10)-en-3-one
- 13-Ethyl-17-hydroxy-18,19-dinor-17a-pregn-5(10)-en-20-yn-3-one(Levonorgestrel Impurity B)
- EP Levonorgestrel Impurity B
Impurity Levonorgestrel EP Impurity B
Applications 13-Ethyl-17-hydroxy-18,19-dinor-17α-pregn-5(10)-en-20-yn-3-one (Levonorgestrel EP Impurity B) is an impurity of Levonorgestrel.
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),
Chemical properties
Technical inquiry about: TR-E918935 13-Ethyl-17-hydroxy-18,19-dinor-17Alpha-pregn-5(10)-en-20-yn-3-one(Levo Norgestrel Impurity)
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