1-Oxadethiacepham compounds and process for producing said compo

Details 1-Oxadethiacepham compounds and process for producing said compo 1-Oxadethiacepham compounds and process for producing said compo

1981-11-18

1982-12-28

Raymond, Richard

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

Organic compounds

Chalcogen in the nitrogen containing substituent

544 71, C07D49804

Patent

active

043663168

ABSTRACT:
Intermediates for preparing an antibacterial 1-dethia-1-oxacephalosporins which are represented by the following formula: ##STR1## wherein R is a monovalent group (minus the carbonyl) from an acyl group derived from a carboxylic or carbonic acid;

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patent: 4044002 (1977-08-01), Hatfield
patent: 4079179 (1978-03-01), Christensen et al.
patent: 4138486 (1979-03-01), Narisada et al.
patent: 4150156 (1979-04-01), Beattie
patent: 4159984 (1979-07-01), Yoshioka et al.
patent: 4207782 (1980-05-01), Narisada et al.
patent: 4233216 (1980-11-01), Uyeo et al.
Cama et al., J.A.C.S., vol. 96 (1974) pp. 7582-7584.

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