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.)
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Francesco Vismara SpA
Original Assignee
Francesco Vismara SpA
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Application filed by Francesco Vismara SpAfiledCriticalFrancesco Vismara SpA
Priority to FR909189ApriorityCriticalpatent/FR1341580A/fr
Application grantedgrantedCritical
Publication of FR1341580ApublicationCriticalpatent/FR1341580A/fr
C07J21/00—Normal steroids containing carbon, hydrogen, halogen or oxygen having an oxygen-containing hetero ring spiro-condensed with the cyclopenta(a)hydrophenanthrene skeleton
C—CHEMISTRY; METALLURGY
C07—ORGANIC CHEMISTRY
C07J—STEROIDS
C07J75/00—Processes for the preparation of steroids in general
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Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
Health & Medical Sciences
(AREA)
General Health & Medical Sciences
(AREA)
FR909189A1962-06-131962-06-13Procédé de préparation de 17 alpha, 21-orthoesters cycliques de stéroïdes
ExpiredFR1341580A
(fr)