| CAS登录号 | 中文名 | 英文名 | 分子结构式 | 分子式 | 详情 | 供应商 |
| 85179-66-4 | 19-Norpregna-1,3,5(10)-trien-20-yn-3-ol,17-bromo- (9CI); 17-bromoEthinylEstradiol |  | C20H23BrO | 详情 | 供应商 | |
| 50394-89-3 | 19-Norpregna-1,3,5(10)-trien-20-yne-2,3,17-triol,(17a)-; 17a-Ethynyl-2-hydroxyestradiol; 19-Nor-17a-pregna-1,3,5(10)-trien-20-yne-2,3,17-triol; 2-Hydroxy-17a-ethynyl-17b-estradiol; 2-Hydroxy-17a-ethynylestradiol; 2-HydroxyEthinylEstradiol |  | C20H24O3 | 详情 | 供应商 | |
| 50394-90-6 | 19-Norpregna-1,3,5(10)-trien-20-yne-3,4,17-triol,(17a)-; 17a-Ethynylestra-1,3,5(10)-triene-3,4,17b-triol; 19-Nor-17a-pregna-1,3,5(10)-trien-20-yne-3,4,17-triol; 4-HydroxyEthinylEstradiol |  | C20H24O3 | 详情 | 供应商 | |
| 77538-56-8 | EthinylEstradiol |  | C20H24O2 | 详情 | 供应商 |
