| Identification | |
| Name: | 18,19-Dinorpregn-5(10)-en-20-yn-3-one,13-ethyl-17-hydroxy-, (17a)- (9CI) |
| Synonyms: | 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 |
| CAS: | 19914-67-1 |
| Molecular Formula: | C21H28 O2 |
| Molecular Weight: | 312.4458 |
| InChI: | InChI=1/C21H28O2/c1-3-20-11-9-17-16-8-6-15(22)13-14(16)5-7-18(17)19(20)10-12-21(20,23)4-2/h2,17-19,23H,3,5-13H2,1H3/t17?,18-,19?,20+,21+/m1/s1 |
| Molecular Structure: |  |
| Properties | |
| Refractive index: | 1.572 |
| Usage: | EP Levonorgestrel impurity B |
| Safety Data | |
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