932-22-9
4,5-二氯-3-羟基哒嗪
+
98-59-9
对甲苯磺酰氯
→
~86%
155164-58-2
4,5-dichloro-2-(4-methylphenyl)sulfonylpyridazin-3-one
4703-22-4
1-((4-甲基苯基)磺酰)哌啶