2-Octenoic acid, ethyl ester, (E)- 7367-82-0 EINECS 230-913-1 ETHYL (TRANS)-2-OCTENOATE Ethyl (E)-2-octenoate Ethyl (E)-oct-2-enoate Ethyl 2-octenoate, (E)- Ethyl 2-octenoate, trans- FEMA No. 3643