STEROIDAL (16(ALPHA),17-(BETA))BENZODIOXINS

摘要

K566 Novel steroids, which can be used as antiinflammatory agents, have the formula or the 1,2-dehydro derivative thereof, wherein R1 is hydrogen, halogen, alkoxy of 1 to 10 carbon atoms, or Y-?-O- wherein Y is alkyl of 1 to 10 carbon atoms or phenyl; R2 is halogen or cyano; R3 is hydrogen or halogen; R4 is carbonyl, .beta.-hydroxymethylene or .beta.-acetyloxy-methylene; and R5 is hydrogen or fluorine.