PROCEDE POUR DEHALOGENATION DANS ONZIEME POSITION DU 11A-HALOGEN-TETRACYCLINES

1459861 6 - Demethyl - 6 - deoxy - 6 - methyllenetetracyclines PFIZER Inc 2 Jan 1974 [21 June 1973] 00106/74 Heading C2C 6 - Demethyl - 6 - deoxy - 6 - methylenetetracyclines are prepared by contacting an 11ahalo - 6 - demethyl - 6 - deoxy - 6 - methylenetetracycline with at least an equimolar amoun...

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Bibliographic Details
Main Author FAUBL,HERMANN,US
Format Patent
LanguageFrench
Romanian
Published 15.03.1980
Subjects
ACYCLIC OR CARBOCYCLIC COMPOUNDS
APPARATUS THEREFOR
CHEMISTRY
GENERAL METHODS OF ORGANIC CHEMISTRY
HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
METALLURGY
ORGANIC CHEMISTRY
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
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Summary:1459861 6 - Demethyl - 6 - deoxy - 6 - methyllenetetracyclines PFIZER Inc 2 Jan 1974 [21 June 1973] 00106/74 Heading C2C 6 - Demethyl - 6 - deoxy - 6 - methylenetetracyclines are prepared by contacting an 11ahalo - 6 - demethyl - 6 - deoxy - 6 - methylenetetracycline with at least an equimolar amount of a secondary or tertiary phosphine or a tertiary phosphite in a reaction-inert solvent to effect 11a-dehalogenation.
Bibliography:Application Number: RO19740079057