abstract |
Disclosed is a method for preparing a 17-ester of 9α, 21-dihalo-pregnan-11β, 17α-diol-20-one. Preparation of the corresponding 17-ester represented by the following formula by reacting the 17α hydroxyl group of 9α, 21-dihalo-pregnan-11β, 17α-diol-20-one with 2-furoyl chloride. Law. The compound is useful as an anti-inflammatory agent. [Selection figure] None |