17284-80-9
→
~75%
943026-40-2
3-氯-6,7-二氢[1,4]二噁英并[2,3-c]吡嗪
1003944-30-6
2-((6-bromo-3-chloropyridazin-4-yl)oxy)ethanol
+
1003944-31-7
3-bromo-6,7-dihydro-[1,4]dioxino[2,3-c]pyridazine