41052-75-9
2-氯苯肼盐酸盐
+
98-88-4
苯甲酰氯
→
~65%
79984-70-6
N'-(2-chlorophenyl)benzohydrazide
7647-01-0
氯化氢
60-29-7
乙醚
952-53-4
1-苯甲酰基-2-苯二嗪