| 中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
|---|---|---|---|---|
| —— | 13β-ethyl-gona-5-ene-3,11,17-trione-3-ethylene ketal | 946163-51-5 | C21H28O4 | 344.451 |
| 11a-羟基-18-甲基雌甾-4-烯-3,17-二酮 | 13β-ethyl-11α-hydroxygon-5-ene-3,17-dione | 53067-82-6 | C19H26O3 | 302.414 |
| 中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
|---|---|---|---|---|
| —— | D-13β-Ethyl-11β-hydroxy-11α-methylgon-5-ene-3,11-dione-3,17-diethylene ketal | 196716-44-6 | C24H36O5 | 404.547 |
The invention relates to novel 11,11-alkylidene steroids of the estrane and (19-nor-)pregnane series having a double bond starting from carbon atom 5, the alkylidene group in 11-position having the formula R1 ANGLE C= , R2 wherein R1 and R2 are hydrogen or an alkyl group having 1-2 C-atoms, and to processes for their preparation.