Claims
- 1. A compound of the formula where R′1 is —OH and R′2 is halogen or hydrogen or R′1 is halogen and R′2 is halogen or hydrogen or R′1 and R′2 together form a second bond, B is selected from the group consisting of a) alkyl of 1 to 5 carbon atoms unsubstituted or substituted with up to 5 halogens and b) phenyl and naphthyl unsubstituted or substituted with up to 5 alkyl of 1 to 6 carbon atoms, Y is hydrogen or methyl and the dotted line may be a second bond excluding 21-(methanesulfonyloxy)-16α-methyl-Δ1,4,9(11)-pregnatriene-3,20-dione, 21-(methanesulfonyloxy)-16α- Δ1,4-pregnadiene-11β-ol-3,20-dione and 21-(4-methyl-phenyl-sulfonyloxy)-16α-methyl-Δ1,4,9(11)-pregnatriene-3,20-dione.
Priority Claims (1)
Number |
Date |
Country |
Kind |
96 04845 |
Apr 1996 |
FR |
|
Parent Case Info
This application is a division of U.S. patent application Ser. No. 09/171,347 filed Oct. 16, 1998, now U.S. Pat. No. 6,274,572 which is a 371 of PCT/FR97/00693 filed Apr. 17, 1997.
US Referenced Citations (4)