13173-04-1 3,8,10-Trioxa-9-stannatetradeca-5,12-dien-14-oic acid, 9,9-dibutyl-4,7,11-trioxo-, ethyl ester, (Z,Z)- EINECS 236-120-7 Ethyl (Z,Z)-9,9-dibutyl-4,7,11-trioxo-3,8,10-trioxa-9-stannatetradeca-5,12-dien-14-oate Stannane, dibutylbis((3-carboxyacryloyl)oxy)-, diethyl ester, (Z,Z)-