54607-64-6
3,4-diphenylfuran-2-carboxylic acid
→
~89%
78646-63-6
2-hydroxy-3,4-diphenyl-2H-furan-5-one
766-40-5
3,4-二氯-5-羟基-5H-呋喃-2-酮
+
98-80-6
苯硼酸
~70%