Steroids of the androstane and pregnane series possessing a 2.alpha.-hydrogen or halogen or an alkyl group; a 3.alpha.-hydroxy or acyloxy group, a 3.beta.-hydrogen or alkyl group; an 11.beta.-hydrogen or hydroxy group or an epoxy group linked also to the 9-position; an 11.alpha.-hydrogen or alkyl or allyl group; or an 11-oxo group; a 16 hydrogen or halogen or a methyl or dimethyl group; a 20-oxo or ethylenedioxy group; and a 20-methyl or alkoxy group. The compounds may be unsaturated at the 1(2), 8(9) or 9(11) positions. The compounds possess anaesthetic properties.
具有2α-氢或卤素或烷基;3α-羟基或酰氧基,3β-氢或烷基;11β-氢或羟基或与9-位点连接的环氧基;11α-氢或烷基或烯丙基;或11-酮基的
雄甾烷和
孕甾烷系列类
固醇;16-氢或卤素或甲基或二甲基基团;20-酮或乙二氧基基团;和20-甲基或烷氧基团。这些化合物在1(2),8(9)或9(11)位置可能不饱和。这些化合物具有麻醉特性。