SE319473BSE1766/65ASE176665ASE319473BSE 319473 BSE319473 BSE 319473BSE 1766/65 ASE1766/65 ASE 1766/65ASE 176665 ASE176665 ASE 176665ASE 319473 BSE319473 BSE 319473B
Authority
SE
Sweden
Application number
SE1766/65A
Inventor
R Watzel
Original Assignee
Merck Ag E
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 filed by Merck Ag EfiledCriticalMerck Ag E
Priority to SE1766/65ApriorityCriticalpatent/SE319473B/xx
Publication of SE319473BpublicationCriticalpatent/SE319473B/xx
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
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
C—CHEMISTRY; METALLURGY
C07—ORGANIC CHEMISTRY
C07J—STEROIDS
C07J75/00—Processes for the preparation of steroids in general