344443-67-0
ethyl 4-chloro-2-nitrophenoxyacetate
→
~70%
13212-63-0
6-chloro-4-hydroxy-1,4-benzoxazin-3-one
89-64-5
4-氯-2-硝基苯酚
7652-29-1
6-氯-2H-1,4-苯并噁嗪-3(4H)-酮
5466-88-6
2H-1,4-苯并噁嗪-3(4H)-酮