Lc. Blaszczak et al., SYNTHESIS OF NEW 3-THIOSUBSTITUTED CARBACEPHEM ANTIBIOTICS AND THEIR ACTIVITY AGAINST PENICILLIN-RESISTANT STREPTOCOCCUS-PNEUMONIAE, Bioorganic & medicinal chemistry letters, 7(17), 1997, pp. 2261-2264
The synthesis of a series of 3-thiosubstituted carbacephem derivatives
is described. The compounds were assayed against penicillin susceptib
le, intermediate and resistant strains of Streptococcus pneumoniae. Se
veral analogs displayed potent in vitro activity against these organis
ms. (C) 1997 Elsevier Science Ltd.