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IG Farbenindustrie AG
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IG Farbenindustrie AG
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Publication of FR834072ApublicationCriticalpatent/FR834072A/fr
C07J41/00—Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring
C—CHEMISTRY; METALLURGY
C07—ORGANIC CHEMISTRY
C07J—STEROIDS
C07J5/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond
C—CHEMISTRY; METALLURGY
C07—ORGANIC CHEMISTRY
C07J—STEROIDS
C07J75/00—Processes for the preparation of steroids in general
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FR834072D1937-02-201938-02-21Procédé de préparation de dérivés de cyclopentane-polyhydrophenanthrène
ExpiredFR834072A
(fr)