| 摘要 |
Novel 6 alpha ,9 alpha ,21-trihalogeno-11 beta -hydroxy-16 alpha or 16 beta -methyl-17 alpha -propionyloxy-pregn-4-ene-3,20-dione compounds of the formula <IMAGE> (I) in which X represents chlorine or flourine, R represents the group -CH2CH-, -CH=CH- or -CH=CCl-, the chlorine atom being in the positon 2 of the steroid numbering, and in which the 16-methyl radical is alpha - or beta -oriented, are useful pharmaceuticals, especially anti-inflammatory agents for topical administration. |
