2-Butenoic acid, 4,4'-((dibutylstannylene)bis(oxy))bis(4-oxo-, diisopentadecyl ester, (2Z,2'Z)- 2-Butenoic acid, 4,4'-((dibutylstannylene)bis(oxy))bis(4-oxo-, diisopentadecyl ester, (Z)- 68299-23-0 Dibutyltinbis(pentadecyl maleate) Diisopentadecyl 4,4'-((dibutylstannylene)bis(oxy))bis(4-oxoisocrotonate) EINECS 269-605-7