17754-90-4
4-(二乙氨基)水杨醛
+
107-91-5
氰乙酰胺
→
~91%
79604-93-6
7-(diethylamino)-2-iminochromene-3-carboxamide
51473-74-6
3-氰基-7-(二乙基氨基)香豆素