(E)-Oct-2-enyl butyrate 2-Octen-1-yl butyrate, trans- 2-Octenyl butanoate, (E)- 84642-60-4 Butanoic acid, 2-octenyl ester, (E)- EINECS 283-437-1 FEMA No. 3517 trans-2-Octen-1-yl butanoate