Description

Diisopropyl (4R,5R)-1,3,2-Dioxathiolane- 4,5-Dica.La.Dioxide is a high-purity chiral sulfite ester derivative. This compound is valued for its role as a key chiral intermediate and ligand in asymmetric synthesis, enabling the production of enantiomerically pure pharmaceuticals and fine chemicals. It is primarily sought by research institutions and manufacturers in the pharmaceutical, agrochemical, and advanced material sectors for developing novel active ingredients and catalysts.

Application

• As a chiral auxiliary or ligand in asymmetric catalytic reactions, including oxidations and C-C bond formations.
• Key intermediate in pharmaceutical synthesis for the development of enantiomerically pure active pharmaceutical ingredients (APIs).
• Use in agrochemical research for creating chiral pesticides and herbicides with improved efficacy and selectivity.
• Application in material science for the synthesis of specialized polymers and liquid crystals.
• As a building block in organic and medicinal chemistry research for novel compound libraries.
• Potential use in the synthesis of flavors, fragrances, and other fine chemicals requiring high stereochemical control.

Basic Information

Product Name	Diisopropyl (4R,5R)-1,3,2-Dioxathiolane- 4,5-Dica.La.Dioxide
CAS No.	117470-88-9
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Diisopropyl (4R,5R)-1,3,2-Dioxathiolane-4,5-dicarboxylate S,S'-dioxide; (4R,5R)-Diisopropyl 1,3,2-dioxathiolane-4,5-dicarboxylate S,S'-dioxide; (4R,5R)-Di-O-isopropyl dithionocarbonate; Chiral cyclic sulfite diester; (R,R)-Diisopropyl dioxathiolane dioxide
EINECS	Contact for details

Quality Control

Our Diisopropyl (4R,5R)-1,3,2-Dioxathiolane- 4,5-Dica.La.Dioxide is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including chiral purity analysis by HPLC, to ensure it meets the high standards required for research and synthesis applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and chiral excess is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to exclude moisture. Keep away from incompatible materials such as strong bases and reducing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.