Legal status (The legal status 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 status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Roche Palo Alto LLC
Original Assignee
Roche Palo Alto LLC
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
Priority claimed from US231828Aexternal-prioritypatent/US3158604A/en
Priority claimed from US231827Aexternal-prioritypatent/US3158630A/en
Priority claimed from US231829Aexternal-prioritypatent/US3158605A/en
Application filed by Roche Palo Alto LLCfiledCriticalRoche Palo Alto LLC
Application grantedgrantedCritical
Publication of FR1450392ApublicationCriticalpatent/FR1450392A/fr
C07J53/00—Steroids in which the cyclopenta(a)hydrophenanthrene skeleton has been modified by condensation with a carbocyclic rings or by formation of an additional ring by means of a direct link between two ring carbon atoms, including carboxyclic rings fused to the cyclopenta(a)hydrophenanthrene skeleton are included in this class
C—CHEMISTRY; METALLURGY
C07—ORGANIC CHEMISTRY
C07J—STEROIDS
C07J75/00—Processes for the preparation of steroids in general
Landscapes
Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
Health & Medical Sciences
(AREA)
General Health & Medical Sciences
(AREA)
Steroid Compounds
(AREA)
FR951166A1962-10-191963-10-18Nouveaux 2, 19-cyclo-stéroïdes et leur procédé de préparation
ExpiredFR1450392A
(fr)