5999-20-2
5,6-Dimethyl-2-benzofuran-1,3-dione
+
74-89-5
甲胺
→
66653-94-9
2,5,6-trimethylisoindole-1,3-dione
13303-36-1
5,6-dimethyl-3a,4,7,7a-tetrahydro-2-benzofuran-1,3-dione