(+)-O,O′-Di-pivaloyl-D-tartaric acid

CAS 76769-55-6[(CH3)3CCO2CH(CO2H)-]2Chemical Synthesis

(+)-O,O′-Di-pivaloyl-D-tartaric acid (CAS: 76769-55-6) is a chiral organic building block with a molecular weight of 318.32. This white crystalline solid, often designated as (+)-DPTA, is utilized in asymmetric synthesis. Its optically active nature makes it valuable for producing enantiomerically pure compounds, playing a role in the synthesis of complex molecules and pharmaceutical intermediates. Supplied by Tech Serve Solutions, it meets high purity standards for demanding chemical applications.

IUPAC: (+)-DPTA
Synonyms: [(CH3)3CCO2CH(CO2H)-]2(+)-DPTA

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(+)-O,O′-Di-pivaloyl-D-tartaric acid ([(CH3)3CCO2CH(CO2H)-]2) — chemical structure, CAS 76769-55-6; Chemistry, fine chemical supplied by Tech Serve Solutions

Asymmetric SynthesisCarboxylic AcidsChemical SynthesisChiral Building BlocksOrganic Building Blocks

01 /Applications

Asymmetric Synthesis

(+)-O,O′-Di-pivaloyl-D-tartaric acid serves as a crucial chiral auxiliary or resolving agent in asymmetric synthesis. It facilitates the stereoselective preparation of enantiomerically pure compounds, which are vital in the pharmaceutical and fine chemical industries.

Chiral Building Block

As a readily available chiral building block, (+)-DPTA can be incorporated into more complex molecular architectures. Its defined stereochemistry provides a reliable starting point for creating molecules with specific three-dimensional arrangements.

Resolution of Racemates

This compound is employed in the classical resolution of racemic mixtures. By forming diastereomeric salts or complexes, it allows for the separation of enantiomers, a fundamental process in chiral chemistry.

02 /Properties

Molecular weight	318.32
Linear formula	[(CH3)3CCO2CH(CO2H)-]2
Assay	≥98.0%
Optical activity	[α]20/D +23.5±1°, c = 1.7% in dioxane
Melting point	127-130 °C(lit.)

03 /Safety & handling

Protective equipment	Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
Water hazard class (WGK, DE)	3

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry

CAS number

76769-55-6

MDL number

MFCD00015634

Beilstein registry

6894779

05 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

06 /Frequently asked questions

What is (+)-O,O′-Di-pivaloyl-D-tartaric acid used for?

(+)-O,O′-Di-pivaloyl-D-tartaric acid is primarily used in asymmetric synthesis as a chiral auxiliary or resolving agent, and as a chiral building block for the synthesis of enantiomerically pure compounds.

What is the CAS number and molecular formula for this compound?

The CAS number is 76769-55-6. The linear formula is [(CH3)3CCO2CH(CO2H)-]2.

What grade and purity does Tech Serve Solutions supply?

Tech Serve Solutions supplies (+)-O,O′-Di-pivaloyl-D-tartaric acid with an assay of ≥98.0%. This product is not classified as USP, BP, EP, or pharmacopoeia grade and is intended for research and chemical synthesis purposes.

What are the safety and handling considerations for (+)-O,O′-Di-pivaloyl-D-tartaric acid?

This compound is classified under WGK 2 in Germany, indicating it is hazardous to water. Appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator filter (type N95 or P1), should be used during handling to avoid contact and inhalation.

How is (+)-O,O′-Di-pivaloyl-D-tartaric acid packed and shipped?

Tech Serve Solutions packs and exports chemicals in compliance with international regulations. Specific packaging details are available upon request for quotation.

How can I request a sample or quote for (+)-O,O′-Di-pivaloyl-D-tartaric acid?

To request a sample or a quotation, please contact our sales department through the website or by phone. Please specify the CAS number 76769-55-6 in your enquiry.