72091-42-0
2-(1-Pyridino)-1,1,3,3-tetrakis(ethoxycarbonyl)propenid
+
368-39-8
三乙基氧翁四氟硼酸
→
67761-23-3
tetraethyl propa-1,2-diene-1,1,3,3-tetracarboxylate
49597-05-9
tetraethyl prop-1-ene-1,1,3,3-tetracarboxylate