108-24-7
乙酸酐
+
89827-93-0
4-hydroxy-7,8-dimethoxy-5-methylnaphthalene-1,2-dione
→
~81%
89827-94-1
(7,8-dimethoxy-5-methyl-1,4-dioxonaphthalen-2-yl) acetate
89827-89-4
2,7,8-trimethoxy-5-methylnaphthalene-1,4-dione