ethyl 3-(acetyl-butylamino)propanoate ethyl 3-(acetyl-butyl-amino)propanoate 3-(acetyl-butylamino)propanoic acid ethyl ester 3-(acetyl-butyl-amino)propionic acid ethyl ester ethyl 3-(butyl-ethanoyl-amino)propanoate 362607-57-6 52304-36-6 N-Acetyl-N-butyl-beta-alanine, ethyl ester Repellent 3535 beta-alanine, N-acetyl-N-butyl-, ethyl ester 3-(N-n-Butyl-N-acetyl)aminopropionic acid ethyl ester AI 3-70763 BAAPE EBAAP EINECS 257-835-0 Ethyl N-acetyl-N-butyl-beta-alaninate Ethyl butylacetylaminopropionate IR 3535 Merck 3535