Name: Dibenzoyl-D-tartaric acid monohydrate CAS No.: 80822-15-7 Short form: D-(+)-DBTA.H2O Formula: C18H16O9 Formula Weight: 376.31 Appearance: White or off-white crystalline powder Uses: used in chiral separation racemization amine-group compound. Specification: Chemical purity: ��9.0% Optical rotation: [慣]D20=+109째-+115째(C=1.5, EtOH)