7101-82-8
o-anisidino-butenedioic acid dimethyl ester
→
~78%
7101-90-8
4-羟基-8-甲氧基喹啉-2-羧酸甲酯
90-04-0
邻甲氧基苯胺
+
762-42-5
丁炔二酸二甲酯
~54%