Synonyms: 2-Butenoicacid, 4,4'-[(dioctylstannylene)bis(oxy)]bis[4-oxo-, diisooctyl ester, (2Z,2'Z)-(9CI); 2-Butenoic acid, 4,4'-[(dioctylstannylene)bis(oxy)]bis[4-oxo-,diisooctyl ester, (Z,Z)-; Stannane, bis[(3-carboxyacryloyl)oxy]dioctyl-,diisooctyl ester, (Z,Z)- (8CI); Dioctyltinbis(isooctyl maleate)