(2E,13Z)-Octadecadienal

(2E,13Z)-Octadecadienal (CAS 99577-57-8 ((2E,13Z)-Octadecadienal) - BOC Sciences), also called (2E,13Z)-octadeca-2,13-dienal, 2E,13Z-18-A1, is a sex phermone produced by the female hornet moth, Sesia apiformis.