Preparation of 17.alpha.-propadienyl steroids
Preparation of 19-nor-20-spiroxa-4,9-dienes and intermediates
Preparation of 21-fluoro-steroids
Preparation of 21-phosphates of the substituted pregnane...
Preparation of 21-sulphate and phosphate esters of...
Preparation of 3,11,20-triketo-4-bromo-17-hydroxypregnane...
Preparation of 3-ketals of .alpha.-pregn-5-enes
Preparation of 4-bromo steroids
Preparation of 5 d - hydroxy 13 b - alkyl gona -9,11 - diene...
Preparation of 6.alpha.,16.alpha.-dialkyl substances and...
Preparation of 7-dehydro sterols
Preparation of 7-dehydrocholesteryl esters
Preparation of 9, 11-dichloro steroids
Preparation of 9,11-oxido-steroids
Preparation of a cardio-active glycoside
Preparation of a cardio-active glycoside
Preparation of a new triene steroid derivative
Preparation of a-nor steroids
Preparation of an antibiotic crystalline fusidic acid
Preparation of androstano (3.2-c) pyrazoles