FOERFARANDE Før FRAMSTAELLNING audio NYA, TERAPEUTISKT ANVAENDBARA (6R, 7R) -7 / 2- (2-AMINO-4-TIAZOLYL) -2- HYDROXIIMINO) ACETAMIDO / -3 - // (substituted-AS-TRIAZIN-3-YL ) TIO / METYL / -8-OXO-5-thia-1-AZABICYKLO / 4,2,0 / oct-2-en-2-carboxylic acids.

摘要

There is presented compounds of the formula IMAGE I wherein X represents the 1,2,5,6-tetrahydro-2-methyl-5,6-dioxo-as-triazin-3-yl group or its corresponding tautomeric form, the 2,5-dihydro-6-hydroxy-2-methyl-5-oxo-as-triazin-3-yl group, and the readily hydrolyzable esters, readily hydrolyzable ethers and salts of the compounds and hydrates of the compounds of formula I or of their esters, ethers and salts. Also provided is a method of their manufacture and intermediates therefor as well as corresponding pharmaceutical preparations.