beta-Lactam antibiotics such as the cephalosporins and penicillins have dim
inished clinical effectiveness due to the hydrolytic activity of diverse be
ta-lactamases, especially those in molecular classes A and C. A structure-a
ctivity relationship (SAR) study of a high-throughput screening lead result
ed in the discovery of a potent and selective non-beta-lactam inhibitor of
class C beta-lactamases. (C) 2000 Elsevier Science Ltd. All rights reserved
.