Chinese name: D-dibenzoyl tartaric acid
English name: (+)-Dibenzoyl-D-tartaric acid
CAS: 17026-42-5
EINECS number: 241-097-1
Molecular formula: C18H14O8
MDL number: MFCD00063222
Molecular weight: 358.3
Melting point: 154-156 °C(lit.)
Specific rotation: 120 º (c=5, MeOH)
Boiling point: 450.75°C (rough estimate)
Density: 1.3806 (rough estimate)
Refractive index: 1.5500 (estimate)
Storage: Store below +30°C.
Solubility: Acetonitrile (slightly soluble), ethanol (slightly soluble), methanol (slightly soluble)
Acidity coefficient (pKa) : 1.85±0.25(Predicted)
Form: Powder
Color: White to yellow
optical activity: [α]28/D +116°, c = 9 in ethanol
Water solubility: insoluble
Sensitivity: hygroscopicity
BRN: 2227343
InChIKey: YONLFQNRGZXBBF-KBPBESRZSA-N
use
It is widely used for chiral separation of amines
Preparation method
It is obtained by the acylation of tartaric acid with benzoyl chloride.