(-)-Dimethyl 2,3-O-isopropylidene-L-tartrate is used as a reagent to synthesize (+)-Migrastatin, a natural macrolide compound produced by Streptomyces 1 & 2 that acts as a tumour migration cell inhibitor. (-)-Dimethyl 2,3-O-isopropylidene-L-tartrate is also a derivative of Tartaric acid (L-isomer: T007630 & D-isomer: T007625), a compound that is used as a chiral complexing agent in synthetic chemistry.