Side chain SAR of bicyclic β-lactamase inhibitors (BLIs). 2. N-Alkylated and open chain analogs of MK-8712
作者:Helen Chen、Timothy A. Blizzard、Seongkon Kim、Jane Wu、Katherine Young、Young-Whan Park、Aimie M. Ogawa、Susan Raghoobar、Ronald E. Painter、Doug Wisniewski、Nichelle Hairston、Paula Fitzgerald、Nandini Sharma、Giovanna Scapin、Jun Lu、Jeff Hermes、Milton L. Hammond
DOI:10.1016/j.bmcl.2011.05.065
日期:2011.7
The bridged monobactam beta-lactamase inhibitor MK-8712 (1) effectively inhibits class C beta-lactamases. Side chain N-alkylated and ring-opened analogs of 1 were prepared and evaluated for combination with imipenem to overcome class C beta-lactamase mediated resistance. Although some analogs were more potent inhibitors of AmpC, none exhibited better synergy with imipenem than 1. (C) 2011 Elsevier Ltd. All rights reserved.