PREPARATION OF 3-EXOMETHYLENECEPHAM SULFOXIDES AND 2-CHLOROSULFINYLAZETIDINONES USING MOLECULAR SIEVES

3-Exomethylenecepham sulfoxide derivatives and intermediates therefor, viz. 2-chlorosulfinylazetidin-4-ones are prepared in high yield and purity by reaction of a penam sulfoxide ester with a N-chloro halogenating agent in the presence of molecular sieves.

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Bibliographic Details
Main Authors BEZEMER; ROLAND P, KAPUR; JAGDFISH C, DE KONING; JAN J
Format Patent
LanguageEnglish
Published 01.10.1991
Subjects
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Summary:3-Exomethylenecepham sulfoxide derivatives and intermediates therefor, viz. 2-chlorosulfinylazetidin-4-ones are prepared in high yield and purity by reaction of a penam sulfoxide ester with a N-chloro halogenating agent in the presence of molecular sieves.
Bibliography:Application Number: US19900497541