1139-83-9
3-羟基-6H-二苯并[b,ð]吡喃-6-酮
+
4091-39-8
3-氯-2-丁酮
→
~72%
314744-71-3
3-(1-methyl-2-oxopropoxy)-6H-benzo[c]chromen-6-one
88-65-3
邻溴苯甲酸
108-46-3
间苯二酚