Acetylmandelicacid, (+)- is a chiral derivatizing agent,and used for NMR determination of enantiomeric purity of α-deuterated carboxylic acids, alcohols, and amines.
Vanilmandelicacid, L-(+)- is a chemical intermediate in the synthesis of artificial vanilla flavorings and is an end-stage metabolite of the catecholamines, epinephrine, and norepinephrine. It is produced via intermediary metabolites.