Disclosed are 1-substituted-6-(1-hydroxyethyl)-2-(2-aminoethylthio)-1-carbadethiapen-2-e m-3-carboxylic acids (I) and their pharmaceutically acceptable salts and esters which are useful as antibiotics; such compounds are prepared by total synthesis. ##STR1## wherein R.sup.1 and R.sup.2 are, inter alia, substituted and unsubstituted alkyl, aryl, aralkyl, cycloalkyl, cycloalkylalkyl and the spiro substituent formed by the joinder of R.sup.1 and R.sup.2.
揭示了1-取代-6-(1-羟乙基)-2-(2-
氨基乙
硫基)-1-卡巴德
硫杂
噻吩-2-烯-3-
羧酸(I)及其药学上可接受的盐和酯,这些化合物可用作抗生素;这些化合物通过全合成制备。其中R.sup.1和R.sup.2是取代和未取代的烷基、芳基、芳基烷基、环烷基、环烷基烷基和由R.sup.1和R.sup.2连接形成的螺旋取代基。