75670-03-0Relevant articles and documents
1-Oxacephalosporins: Enhancement of β-Lactam Reactivity and Antibacterial Activity
Murakami, Kazuhisa,Takasuka, Mamoru,Motokawa, Kiyoshi,Yoshida, Tadashi
, p. 88 - 93 (2007/10/02)
The effect of replacement of sulfur in the cephem nucleus by oxygen upon the β-lactamase stability, infrared carbonyl frequency of the β-lactam ring, and antibacterial activity was investigated.The replacement reduced the stability of β-lactam compounds t