13176-46-0
4-溴乙酰乙酸乙酯
+
90-15-3
1-萘酚
→
~54%
87317-83-7
4-(bromomethyl)benzo[h]chromen-2-one
101999-46-6
2-(2-oxobenzo[h]chromen-4-yl)acetic acid
922526-49-6
4-(sulfanylmethyl)benzo[h]chromen-2-one