Resolving Agents / Chiral Agents

Di-p-Toluoyl-L-Tartaric Acid (DPTTA-L)

Di-p-Toluoyl-L-Tartaric Acid (DPTTA-L) is the opposite enantiomer of DPTTA, used for targeted kinetic resolution and achieving high enantiomeric excess in chiral separations.

Technical Specifications

Chemical Name(2S,3S)-(+)-Di-O-(4-toluoyl)-L-tartaric acid
CAS Number71607-31-3
Molecular FormulaC20H18O8
Molecular Weight386.35 g/mol
AppearanceWhite to off-white crystalline powder
Assay (HPLC)>99.0%
Specific Optical Rotation-135° to -140° (c=1 in MeOH)
StorageStore in a cool, dry place; keep tightly sealed

Recommended Applications

  • Chiral Resolution: Kinetic resolution of racemates to isolate desired enantiomers.
  • Stereoselective Synthesis: Chiral auxiliary in catalytic asymmetric transformations.
  • Pharmaceutical Production: Isolation of enantiopure drug substances.
  • Medicinal Research: Enantiomeric separation and analytical studies.