The molecule is an L-alpha-amino acid anion that is the conjugate base of N-acetyl-L-methionine, obtained by deprotonation of the carboxy group. It is a conjugate base of a N-acetyl-L-methionine. It is an enantiomer of a N-acetyl-D-methionine(1-).
(2S)-2-acetamido-4-methylsulfanylbutanoate