Antibacterial activity is exhibited by β-lactams having a phosphinic or phosphonic substituent in the 1-position and an acylamino substituent in the 3-position.
1 位上具有膦或膦酸取代基、3 位上具有酰氨基取代基的 β-内酰胺具有抗菌活性。
2-Oxo-1-(substituted phosphorous)azetidines
申请人:E.R. Squibb & Sons, Inc.
公开号:EP0243924A2
公开(公告)日:1987-11-04
Antibacterial activity is exhibited by 2-azetidinones having an acylamino substituent in the 3-position and having an activating group in the 1-position of the formula
wherein R4 is -CH2-Z,
or
and Z is