73097-02-6
ethyl 2-chloro-4-nitrobenzoate
+
100-37-8
二乙氨基乙醇
→
10367-96-1
2-(diethylamino)ethyl 2-chloro-4-nitrobenzoate
99-60-5
2-氯-4-硝基苯甲酸
133-16-4
氯普鲁卡因