1241956-39-7
+
68-12-2
N,N-二甲基甲酰胺
→
~62%
175353-69-2
methyl 6-methyl-4-oxochromene-3-carboxylate
68723-78-4
6-甲基查尔酮-3-羧酸
67-56-1
甲醇
N/A