Synthesis and Structure-activity Relationships of 1.BETA.-Methylcarbapenems with Quaternary Ammonium Side Chains.
作者:KATSUYA ISHIKAWA、KATSUHIKO KOJIMA、MASAO MIYAUCHI、ROKURO ENDO、HIROSHI YASUDA、ISAO KAWAMOTO
DOI:10.7164/antibiotics.51.757
日期:——
potent and well balanced antibacterial activity as well as high stability against dehydropeptidase-I. The in vivo potency of these two carbapenems was compared with that of meropenem. The structure-activity relationships leading to these carbapenems are also described.
研究了在C-2位带有季铵基的1β-甲基卡巴姆的合成和抗菌活性。已经合成了两种类型的新碳青霉烯衍生物。这些1β-甲基卡巴ene,一种具有(2S,4S)-2- [1,1-二甲基-2-(1-哌嗪基)羰基]吡咯烷二-4-+++基硫基,另一种具有(2S)。 ,4S)-2-(4-氨基甲酰基甲基-4-甲基高哌嗪并-1-基羰基)吡咯烷-4-基硫基显示出有效且均衡的抗菌活性,并且对脱氢肽酶-I具有很高的稳定性。将这两种碳青霉烯与美罗培南的体内效价进行了比较。还描述了导致这些碳青霉烯类的构效关系。