90-02-8
2-羟基苯甲醛
+
105-56-6
氰乙酸乙酯
→
~97%
128720-08-1
ethyl 2-cyano-3-(2-hydroxyphenyl)prop-2-enoate
89-95-2
2-甲基苯甲醇
~75%
1846-76-0
香豆素-3-羧酸乙酯
15119-34-3
香豆素-3腈