The molecule is the (S)-enantiomer of 2-(4-chloro-2-methylphenoxy)propanoic acid; the inactive stereoisomer of the racemic herbicide mecoprop. It is a conjugate acid of a (S)-2-(4-chloro-2-methylphenoxy)propanoate. It is an enantiomer of a (R)-mecoprop.
(2S)-2-(4-chloro-2-methylphenoxy)propanoic acid