6306-39-4
1,2-二氯-4,5-二硝基苯
→
75294-00-7
6,7-二氯-3-氧代-3,4-二氢喹噁啉-2-羧酸
60578-70-3
3-氧代-3,4-二氯-2-喹喔啉甲酸乙酯
60578-71-4
6,7-dichloro-3-oxo-1,2,3,4-tetrahydro-quinoxaline-2-carboxylic acid ethyl ester