7507-89-3
1-(2,6-二羟基-4-甲氧基苯基)乙酮
+
121-33-5
香草醛
→
~24%
66568-98-7
5-hydroxy-2-(4-hydroxy-3-methoxyphenyl)-7-methoxy-2,3-dihydrochromen-4-one
186581-53-3
重氮甲烷