Process for preparing 3-exomethylenecepham sulfoxides

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...

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424246, 544 30, 544 22, C07D50104

Patent

active

041762312

ABSTRACT:
3-Exomethylenecepham sulfoxides are prepared by the reaction of 3-methyl-3-halocepham sulfoxides with mercuric or mercurous perchlorate.

REFERENCES:
patent: 3932393 (1976-01-01), Chavvette
patent: 4013650 (1977-03-01), Fechtig
patent: 4060688 (1977-11-01), Chavvette

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