2-Amino-3-(methyl-d3)benzoic Acid is a deuterated version of 2-Amino-3-methylbenzoic Acid (A612150), a metabolite of Lidocaine (L397800). 2-Amino-3-methylbenzoic Acid has potential herbicidal activity, and is also used as a reagent to synthesize Ropicavaine (R675000), a local anasthetic.