109-73-9
正丁胺
+
677737-41-6
4-chloro-3-[(α-dimethoxyphosphoryl-α-hydroxy)methyl]coumarin
→
~61%
167866-49-1
4-(butylamino)-2-oxochromene-3-carbaldehyde
50329-91-4
4-氯-3-甲酰基香豆素