The molecule is a monocarboxylic acid anion that is the conjugate base of N-(3,4-dichlorophenyl)malonamic acid arising from deprotonation of the carboxy group. It derives from a malonamate. It is a conjugate base of a N-(3,4-dichlorophenyl)malonamic acid.
3-(3,4-dichloroanilino)-3-oxopropanoate