The molecule is an N-(fatty acyl)-L-alpha-amino acid anion that is the conjugate base of N-propanoyl-L-methionine, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a N-(fatty acyl)-L-alpha-amino acid anion and a N-(fatty acyl)-L-methionine(1-). It is a conjugate base of a N-propanoyl-L-methionine.
(2S)-4-methylsulfanyl-2-(propanoylamino)butanoate