tryptophan butyl ester is a chemical compound registered under CAS number 31338-08-6, with the molecular formula C15H20 N2 O2 and a molecular weight of about 260.33 g/mol. It is also known as (S)-2-Amino-3-(1H-indol-3-yl)propionic acid butyl ester; L-Tryptophan butyl ester. NewsChem supplies tryptophan butyl ester for laboratory research and bulk production; product code 990299. Send an inquiry for purity, packaging, price and lead time.