83070-15-9
1-(1,3-benzodioxol-5-yl)-2-chloroethanone
→
~31%
783321-45-9
1-(1,3-benzodioxol-5-yl)-2,2-dibromoethanone
+
40288-65-1
1-(1,3-苯并氧)2-溴乙酮
3162-29-6
3,4-亚甲二氧苯乙酮