申请人:E. R. Squibb & Sons, Inc.
公开号:US04478749A1
公开(公告)日:1984-10-23
Antibacterial activity is exhibited by .beta.-lactams having a phosphinic or phosphonic substituent in the 1-position and an acylamino substituent in the 3-position.
具有
磷酸或
膦酸取代基的β-内
酰胺类化合物在1位和3位分别具有抗菌活性。