Oxoimidazolidinylthiocarbonyl derivatives of ceph-3-em-4-carboxy

Details Oxoimidazolidinylthiocarbonyl derivatives of ceph-3-em-4-carboxy Oxoimidazolidinylthiocarbonyl derivatives of ceph-3-em-4-carboxy

Filed on

1975-12-22

Date issued

1978-01-31

Examiner

Rizzo, Nicholas S.

Patent Class

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

SubClass

Organic compounds

SubSubClass

Chalcogen in the nitrogen containing substituent

Other Related Categories

424246, 424271, C07D50120, C07D50122

Type

Patent

Status

active

Patent number

040716830

Description

ABSTRACT:
.beta.-Lactams of the formula ##STR1## and pharmaceutically acceptable nontoxic salts thereof wherein A is hydrogen or alkyl of 1 to 4 carbon atoms;

REFERENCES:
patent: 3516997 (1970-06-01), Takano et al.
patent: 3996208 (1976-12-01), Fechtig et al.

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