124166-26-3
甲基 4-(甲基[4-(1-吡咯烷基)-2-丁炔基]氨基)-4-羰基丁酸酯
+
77-78-1
硫酸二甲酯
→
~47%
124166-25-2
(3E)-8-hydroxy-7-methoxy-3-[(4-methoxyphenyl)methylidene]chromen-4-one