(+)-Di-p-toluoyl- (D)-tartaric Acid Monohydrate

DI-p-TOLUOYL- (D)-TARTARIC ACID MONOHYDRATE 
 
PRODUCT IDENTIFICATION:
CAS NO.                                           71607-32-4 
 
FORMULA                                        C20H20O9
 
MOL WT.                                          404.33 
 
SYNONYMS                                     (+)-Di-1, 4-toluoyl-D-tartaric acid;
 
                                                          2, 3-Di-O-para-toluoyl-D-tartaric acid;
 
                                                          (+)-O, O-Di-p-toluyl-D-tartaric acid;
 
 
 
PHYSICAL AND CHEMICAL PROPERTIES:
 
 
 
PHYSICAL STATE                           white to off-white crystalline powder
 
MELTING POINT                             165 - 171 C 
 
SOLUBILITY             soluble in alcohol and acetone, deliquescent in air.
 
SOLUBILITY IN WATER                  insoluble in water
 
NFPA RATINGS                               Health: 2 Flammability: 0 Reactivity: 0   
 
STABILITY                                     Stable under ordinary conditions. Hygroscopic.
 
 
 
GENERAL DESCRIPTION:
 
 
 
An effective reagent for kinetic resolution of racemic amines.
 
 
 
SALES SPECIFICATION:
 
 
 
APPEARANCE:                                white to off-white crystalline powder
 
CHEMICAL PURITY:                        99% min
 
SPECIFIC OPTICAL ROTATION    +135 ~ +139 (C=1, EtOH)
 
SOLUBILITY                        insoluble in water, soluble in alcohol and methanol
 
MOISTURE (By KF)                        NMT 5.2%
 
PACKING                                   25Kgs. HM HDPE DRUM
 
 
 
OTHER INFORMATION
 
 
 
European Hazard Symbols: XI, Risk Phrases: 36/37/38, Safety Phrases: 22-24/25