3-Heterocyclicthiomethylcephalosporins

Details 3-Heterocyclicthiomethylcephalosporins 3-Heterocyclicthiomethylcephalosporins

1975-12-29

1977-04-19

Rizzo, Nicholas S.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

424246, C07D50120

Patent

active

040187594

ABSTRACT:
Cephalosporins containing a heterocyclicthiomethyl group at position 3 are prepared. The heterocyclic group is 5-oxo-.DELTA..sup.2 -1,2,4-triazolinyl, 5-thiono-.DELTA..sup.2 -1,2,4-triazolinyl, 5-oxo-.DELTA..sup.2 -1,2,4-thiadiazolinyl or 5-thiono-.DELTA..sup.2 -1,3,4-thiadiazolinyl. The compounds have antibacterial activity.

REFERENCES:
patent: 3516997 (1970-07-01), Takano et al.
patent: 3641021 (1972-02-01), Ryan
patent: 3759904 (1973-09-01), Crast

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