Dzierzgowski, Zhurnal Russkago Fiziko-Khimicheskago Obshchestva, 1893, vol. 25, p. 159
作者:Dzierzgowski
DOI:——
日期:——
US5134138A
申请人:——
公开号:US5134138A
公开(公告)日:1992-07-28
Phenacylpyridiniothiocephalosporins
申请人:Shionogi & Co., Ltd.
公开号:US05134138A1
公开(公告)日:1992-07-28
An antibacterial 3-vic-dihydroxyaroylmethylpyridiniothiomethyl cephalosporin (I) and its salts represented by the following formula: ##STR1## (wherein, R.sup.1 is amino group or acylamino; R.sup.2 is hydrogen or methoxy; R.sup.3 is hydrogen atom or substituent; R.sup.4 is vic-dihydroxyaryl; R.sup.5 is straight or branched lower alkylene; R.sup.6 is hydrogen, a carboxy-protecting group or combined with Y a negative charge; X is --O--, --S-- or sulfinyl; and Y is a counter-ion of pyridinio or combined with R.sup.6 a negative charge), a disinfecting and treating method of bacterial infection using it, and synthetic methods thereof are provided.