17394-77-3
diethyl 2-[(1,3-benzodioxol-5-ylamino)methylidene]propanedioate
→
~79%
14205-65-3
8-羟基[1,3]二氧代lo[4,5-g]喹啉-7-羧酸乙酯
14268-66-7
3,4-亚甲二氧基苯胺
+
87-13-8
乙氧基甲叉丙二酸二乙酯