3-Exomethylene cephalosporins

Details 3-Exomethylene cephalosporins 3-Exomethylene cephalosporins

1983-07-22

1985-12-10

Rizzo, Nicholas S.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

544 22, 544 28, 544 30, C07D50122, A61K 31545

Patent

active

045581231

ABSTRACT:
3-Acetoxymethylcephalosporins are converted to 3-exomethylene cephalosporins by reaction with a metal and a bound proton source.

REFERENCES:
patent: 3792995 (1974-02-01), Ochiai et al.
patent: 3830700 (1974-08-01), O'Callagham et al.
patent: 3883518 (1975-05-01), Ponticello et al.
patent: 3929775 (1975-12-01), Ochiai et al.
patent: 4013653 (1977-03-01), Wolfe
patent: 4060688 (1977-11-01), Chauvette et al.
patent: 4389524 (1983-06-01), Scartazzini et al.
patent: 4436596 (1984-03-01), Hall
U.S. application docket X-5900 by Larry McShane entitled "Azetidinone Sulfinic Acids From Cephalosporin Sulfones".

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