2,3-Di-O-para-toluoyl-D-tartaric acid CAS No.32634-68-7

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CAS No.32634-68-7

Category	Information
Basic Information
Chemical Name	2.3-Di-O-para-toluoyl-D-tartaric acid
CAS Number	125732-06-5
Molecular Formula	C20H18O8
Molecular Weight	386.35 g/mol
Synonyms	2.3-Di-O-(4-methylbenzoyl)-D-tartaric acid; D-Tartaric acid 2.3-di-O-(4-methylbenzoyl)-; 2.3-Di-p-toluoyl-D-tartaric acid
Physical Properties
Appearance	White crystalline powder
Melting Point	140-145 °C (literature values may vary)
Solubility	Soluble in organic solvents such as chloroform, dichloromethane, and acetonitrile; insoluble in water
Optical Rotation	[α]D20 typically falls within a specific range, indicating chirality
Chemical Properties
Functional Groups	Two p-toluoyl (4-methylbenzoyl) esters and two carboxylic acid groups
Chirality	The compound is chirally pure, specifically the D-form
Reactivity	Can undergo ester hydrolysis, acid-base reactions, and other typical carboxylic acid reactions
Uses
Primary Use	As a resolving agent in chiral separations, particularly for amines and amino acids
Other Applications	As an intermediate in the synthesis of chiral compounds and pharmaceuticals
Safety Information
Hazard Statements	Xi (Irritant)
Risk Category	36/37/38 (Irritating to eyes, respiratory system, and skin)
Safety Instructions	26-36/37/39 (In case of contact with eyes, rinse immediately with plenty of water and seek medical advice; Wear suitable protective clothing, gloves, and eye/face protection)
Storage Conditions	Store in a cool, dry place, away from heat, moisture, and incompatible materials

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