申请人:Microcide Pharmaceuticals, Inc.
公开号:US05756493A1
公开(公告)日:1998-05-26
The present invention includes novel (7R)-7-(acylamino)-3-(arylthio)-3-cephem-4-carboxylic acids or their pharmacologically acceptable salts which exhibit antibiotic activity against a wide spectrum of organisms including organisms which are resistant to .beta.-lactam antibiotics and are useful as antibacterial agents. The invention also relates to novel intermediates useful for making the novel compounds of the present invention and to novel methods for producing the novel compounds and intermediate compounds.
本发明包括新型的(7R)-7-(酰氨基)-3-(芳基硫基)-3-头孢霉-4-羧酸或其药理学上可接受的盐,这些化合物对包括对β-内酰胺类抗生素有抗药性的广泛种类的有机体具有抗生素活性,并且作为抗菌剂是有用的。本发明还涉及用于制造本发明新型化合物的有用新型中间体,以及用于生产新型化合物和中间化合物的新方法。