72583-86-9
benzofuran-2-carboximidic acid methyl ester
+
107-15-3
乙二胺
→
72583-92-7
2-(2-苯并呋喃)-2-咪唑啉
41717-32-2
苯并呋喃-2-甲腈
4265-16-1
苯并[b]呋喃-2-甲醛