(-)-BIS(2,2-DIMETHYLPROPIONYL)-L-TARTARIC ACID

(-)-BIS(2,2-DIMETHYLPROPIONYL)-L-TARTARIC ACID - Names and Identifiers

Name	(-)-di-O,O'-pivaloyl-L-tartaric acid
Synonyms	(-)-DPTA DIPIVALOYL-L-TARTARIC ACID (-)-DIPIVALOYL-L-TARTARIC ACID (-)-Dipivaloyl-L-tartaric acid O,O`-Dipivaloyl-L-tartaric acid (-)-DI-O,O'-PIVALOYL-L-TARTARIC ACID (-)-di-O,O'-pivaloyl-L-tartaric acid (-)-BIS(2,2-DIMETHYLPROPIONYL)-L-TARTARIC ACID 2,3-bis[(2,2-dimethylpropanoyl)oxy]butanedioic acid (2R,3R)-2,3-bis[(2,2-dimethylpropanoyl)oxy]butanedioic acid
CAS	65259-81-6
InChI	InChI=1/C14H22O8/c1-13(2,3)11(19)21-7(9(15)16)8(10(17)18)22-12(20)14(4,5)6/h7-8H,1-6H3,(H,15,16)(H,17,18)/t7-,8-/m1/s1

(-)-BIS(2,2-DIMETHYLPROPIONYL)-L-TARTARIC ACID - Physico-chemical Properties

Molecular Formula	C14H22O8
Molar Mass	318.32
Density	1.240±0.06 g/cm3(Predicted)
Melting Point	127-132°C
Boling Point	436.6±45.0 °C(Predicted)
Flash Point	153.791°C
Vapor Presure	0mmHg at 25°C
Appearance	powder to crystal
Color	White to Almost white
BRN	2008171
pKa	1.68±0.25(Predicted)
Storage Condition	Inert atmosphere,Room Temperature
Sensitive	Hygroscopic
Refractive Index	-24 ° (C=2, Dioxane)
MDL	MFCD00066535

(-)-BIS(2,2-DIMETHYLPROPIONYL)-L-TARTARIC ACID - Risk and Safety

Safety Description	S22 - Do not breathe dust. S24/25 - Avoid contact with skin and eyes.
WGK Germany	3
HS Code	29189900

(-)-BIS(2,2-DIMETHYLPROPIONYL)-L-TARTARIC ACID - Introduction

(-)-di-O,O'-pivaloyl-L-tartaric acid is an organic compound with the chemical formula C14H20O8. The following is a description of its nature, use, formulation and safety information:

Nature:
(-)-di-O,O'-pivaloyl-L-tartaric acid is a colorless crystalline solid with special structure and chemical properties. It is soluble in alcohol and ester solvents, and less soluble in water or ether. The compound is a chiral molecule and exists in two stereoisomers, levorotatory (L) and dextrorotatory (D).

Use:
(-)-di-O,O'-pivaloyl-L-tartaric acid is widely used as chiral ligand or chiral inducer in chemical synthesis. It can be used to synthesize organic compounds such as chiral drugs, pesticides and spices. In addition, it is also used in the preparation of acidic and alkaline catalysts, and the coordination chemistry of metal ions.

Preparation Method:
(-)-di-O,O'-pivaloyl-L-tartaric acid is usually prepared by reacting tartaric acid with pivalic anhydride for esterification. The reaction conditions can be adjusted according to the experimental needs.

Safety Information:
(-)-di-O,O'-pivaloyl-L-tartaric acid is non-toxic to human body and environment under normal circumstances. However, inhalation, ingestion and contact with eyes and skin should be avoided during operation. It is recommended to wear appropriate protective gloves and glasses when using, and operate in a well-ventilated environment. If ingested or unwell, seek medical attention immediately. It is essential to follow laboratory safety practices.

Last Update：2024-04-09 20:52:54