英文同义词
2-METHYL-4-PENTENOIC ACID ETHYL ESTER;ETHYL 2-METHYL-4-PENTENOATE;FEMA 3489;2-methyl-4-pentenoicaciethylester;4-Pentenoic acid, 2-methyl-, ethyl ester;4-Pentenoicacid,2-methyl-,ethylester;ethyl 2-methylpent-4-en-1-oate;ETHYL 2-METHYL-4-PENTENOATE 98+%