5,6-bis(Methoxycarbonyl)-N,N,N-trimethyl-3-pyridinemethanaminium Bromide is an intermediate in the synthesis of 5-(Methoxymethyl)-2,3-pyridinedicarboxylic Acid (M264445), the main intermediate of Imazamox (I268550); an imidazolinone based acetolactate synthase inhibitor that is utilized as a herbicide for weed control.