Synonymstrans-2-Methyl-2-butenal; Tiglic aldehyde; (E)-2-Methylbut-2-enal; (E)-2-methylbut-2-enal Close trans-2-Methyl-2-butenal; Tiglic aldehyde; (E)-2-Methylbut-2-enal; (E)-2-methylbut-2-enal Related products Tiglaldehyde M.F. M.W. 84.12 CAT# AR-T03248 CAS# 497-03-0