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.)
Merck and Co Inc
Original Assignee
Merck and Co Inc
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Filing date
Publication date
Application filed by Merck and Co IncfiledCriticalMerck and Co Inc
Priority to ES0309536ApriorityCriticalpatent/ES309536A1/en
Publication of ES309536A1publicationCriticalpatent/ES309536A1/en
Preparation Of Compounds By Using Micro-Organisms
(AREA)
Steroid Compounds
(AREA)
Abstract
Process for preparing steroids, and more specifically estra-4,9-dien-3-ones, which comprises subjecting a estra-5 (10) -en-3-one to the oxygenating activity of an 11-hydroxylating microorganism, dehydrating the resulting 11-hydrosylated compound, and readjust the 5 (10), 9 (11) -diene obtained. (Machine-translation by Google Translate, not legally binding)
ES0309536A1965-02-121965-02-12Procedure for preparing steroids. (Machine-translation by Google Translate, not legally binding)
ExpiredES309536A1
(en)
A procedure for the preparation of 3-oxo 17-beta-metoxy 17-alpha-methyl estra-4.9, ii-triene. (Machine-translation by Google Translate, not legally binding)
Procedure for preparing thermoplastic compounds of high thermal and mechanical properties (Machine-translation by Google Translate, not legally binding)