4739-94-0
1,4-苯并二氧六环-2-甲酸乙酯
+
74-89-5
甲胺
→
~77%
21398-80-1
N-methyl-2,3-dihydro-1,4-benzodioxine-3-carboxamide
120-80-9
邻苯二酚