(2E,6Z)-Dodeca-2,6-dienal 2,6-Dodecadienal, (2E,6Z)- 2,6-Dodecadienal, (E,Z)- 2,6-Dodecadienal, trans,cis- 2-trans-6-cis-Dodecadienal 21662-13-5 EINECS 244-515-0 FEMA No. 3637