97591-32-7Relevant articles and documents
Process for the manufacture of 1-sulpho-2-oxoazetidine carboxylic acid intermediates via catalytic ester cleavage
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, (2008/06/13)
The manufacture of 1-sulpho-2-oxazetidine derivatives of the formula STR1 in which Het is an optionally amino-substituted, 5- or 6-membered, aromatic heterocycle containing 1 or 2 nitrogen atoms and optionally also an oxygen or sulphur atom, R1
4-Carbamoyloxymethyl-1-sulfo-2-oxoazetidine derivatives and their production
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, (2008/06/13)
Disclosed are compounds of the general formula: STR1 wherein R1 is a hydrogen atom or a lower alkyl group and R2 is a hydrogen atom or an ester residue, said derivative having the (3S,4S)-configuration; and pharmaceutically acceptable salts and esters thereof. The compounds have antimicrobial and/or β-lactamase-inhibitory activity and are of value as drugs for human beings and domesticated animals.