Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filedfiledCritical
Publication of BE688477ApublicationCriticalpatent/BE688477A/fr
A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
A61K31/00—Medicinal preparations containing organic active ingredients
A61K31/56—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids
A61K31/565—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids not substituted in position 17 beta by a carbon atom, e.g. estrane, estradiol
A61K31/568—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids not substituted in position 17 beta by a carbon atom, e.g. estrane, estradiol substituted in positions 10 and 13 by a chain having at least one carbon atom, e.g. androstanes, e.g. testosterone
C—CHEMISTRY; METALLURGY
C07—ORGANIC CHEMISTRY
C07J—STEROIDS
C07J1/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, not substituted in position 17 beta by a carbon atom, e.g. estrane, androstane
Nouveaux dérivés substitués du cyclopropène, leur préparation et leur application dans la synthèse de précurseurs de l'acide dl cis chrysanthémique
Nouveaux dérivés de l'acide (3,4,7,8,9,10) -hexahydro-6,10-dioxo-6H-pyridazino /1,2-a/ /1,2/ diazépine-1-carboxylique, leur procédé de préparation et leur application à la préparation de médicaments
5a-cholestane-3b, 22s-diols substitues en position 25 et leurs esters, et leurs utilisations therapeutiques en tant qu'inhibiteurs de la biosynthese du cholesterol