ALKYL AND HALOALKYL ANDROSTA-1,4,15-TRIENE AND -4,15-DIENE-17-CARBOXYLATES

摘要

The specification describes new anti-inflammatory steroids having the formula WHEREIN R1 represents a C1-4 alkyl or halo- C1-4 alkyl group, R2 represents a methyl, ethyl, n-propyl or iso-propyl group (an ethyl group being especially preferred), X represents a hydrogen, chlorine or fluorine atom and - represents a single or double bond.