87958-19-8
(7R,8S)-2-benzoyl-8-chloro-8-methyl-1,2-diazabicyclo[5.2.0]nona-3,5-dien-9-one
→
~81%
88366-03-4
8-chloro-8-methyl-1,2-diazabicyclo[5.2.0]nona-2,4-dien-9-one
+
65-85-0
苯甲酸