英文别名2-Pentenoicacid,2-methyl-,ethyl ester,(E)-(8CI); ethyl (E)-2-methyl-2-pentenoate; ethyl E-2-methylpent-2-enoate; 2-Pentenoic acid,2-methyl-,ethyl ester,(2E); Ethyl (E)-2-methylpent-2-en-1-oate; (E)-2-methyl-pent-2-enoic acid ethyl ester; 2-methyl pent 2-enoate d'ethyle; ethyl 2-methyl-2-pentenoate 
