(+)-Dibenzyl L-tartrate
(+)-Dibenzyl L-tartrate (CAS: 622-00-4), with the molecular formula C18H18O6 and a molecular weight of 330.33 g/mol, is a chiral ester. It serves as a valuable reagent and building block, primarily utilised in asymmetric synthesis and for the derivatisation of chiral compounds. Its specific stereochemistry makes it particularly useful in reactions where enantiomeric purity is critical, aiding in the synthesis of complex chiral molecules.
Chiral Resolving Agent
(+)-Dibenzyl L-tartrate can be employed to separate enantiomers of racemic mixtures. By forming diastereomeric salts or complexes with a chiral analyte, separation can be achieved through techniques like fractional crystallisation.
Chiral Building Block
As a readily available chiral molecule, it functions as a starting material or intermediate in the synthesis of more complex chiral compounds, particularly in pharmaceuticals and fine chemicals.
Derivatisation Agent
This ester is used to derivatise chiral alcohols or amines, facilitating the analysis of their enantiomeric excess (ee) using chromatographic methods such as HPLC or GC.
Ligand Precursor
It can serve as a precursor in the synthesis of chiral ligands used in asymmetric catalysis, influencing the stereochemical outcome of metal-catalyzed reactions.
| Molecular weight | 330.33 |
|---|---|
| Empirical formula | C18H18O6 |
| Assay | ≥98.0% (sum of enantiomers, HPLC)≥98.0% |
| Grade | for chiral derivatization |
| Optical activity | [α]20/D +12.5±1°, c = 1.1% in acetone |
| Melting point | 51-54 °C |
| 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.
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.
What is (+)-Dibenzyl L-tartrate used for?
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Answer: (+)-Dibenzyl L-tartrate is primarily used in asymmetric synthesis as a chiral resolving agent, a chiral building block, and for the derivatisation of chiral compounds. It is also employed as a precursor for chiral ligands.
What is the CAS number and molecular formula for (+)-Dibenzyl L-tartrate?
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Answer: The CAS number for (+)-Dibenzyl L-tartrate is 622-00-4, and its molecular formula is C18H18O6.
What grade and purity does Tech Serve Solutions supply for (+)-Dibenzyl L-tartrate?
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Answer: Tech Serve Solutions supplies (+)-Dibenzyl L-tartrate with an assay of ≥98.0% (sum of enantiomers, HPLC) and ≥98.0% purity, specified for chiral derivatisation. We do not represent this product as USP, BP, or EP grade.
How should (+)-Dibenzyl L-tartrate be handled safely?
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Answer: Safe handling of (+)-Dibenzyl L-tartrate requires the use of Eyeshields and Gloves. A type N95 (US) or type P1 (EN143) respirator filter should be used if airborne exposure is a concern. It has a WGK rating of 3 in Germany.
How is (+)-Dibenzyl L-tartrate packed and shipped?
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Answer: (+)-Dibenzyl L-tartrate is carefully packed and can be exported globally by Tech Serve Solutions, adhering to all necessary shipping regulations for chemical compounds.
How can I request a quote or sample of (+)-Dibenzyl L-tartrate?
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Answer: To request a quote or sample of (+)-Dibenzyl L-tartrate, please contact our sales team via the website or phone, providing your specific requirements.
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