Description

1,3,2-Dioxathiolane, 4-Methyl-, 2,2-Dioxide, (4R)- is a high-purity, chiral cyclic sulfite ester. This compound serves as a versatile chiral building block and intermediate in advanced organic synthesis, valued for its ability to introduce stereochemical complexity. It is primarily utilized by research institutions and pharmaceutical companies engaged in the development of novel active pharmaceutical ingredients (APIs) and fine chemicals.

Application

• As a chiral intermediate in the asymmetric synthesis of pharmaceutical compounds.
• In the research and development of nucleoside analogs and other bioactive molecules.
• For the preparation of ligands and catalysts used in stereoselective transformations.
• As a key starting material in fine chemical and agrochemical research.
• In academic and industrial laboratories for methodology development in organic chemistry.

Basic Information

Product Name	1,3,2-Dioxathiolane, 4-Methyl-, 2,2-Dioxide, (4R)-
CAS No.	1006381-03-8
Molecular Formula	C3H6O4S
Molecular Weight	138.14 g/mol
Synonyms	(4R)-4-Methyl-1,3,2-dioxathiolane 2,2-dioxide; (R)-4-Methyl-1,3,2-dioxathiolane-2,2-dioxide; (R)-Propylene Sulfite; (R)-1,2-Propylene Sulfite; (R)-1,2-Propanediol Cyclic Sulfite; (R)-Methyl Ethylene Sulfite; Chiral Propylene Sulfite; (R)-PS
EINECS	Contact for details

Quality Control

Our 1,3,2-Dioxathiolane, 4-Methyl-, 2,2-Dioxide, (4R)- is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity analysis by HPLC, to ensure it meets the high standards required for research and pharmaceutical applications. Certificates of Analysis (COA) with detailed chromatographic data are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, 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. For long-term storage, consider using desiccants or an inert atmosphere.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (HPLC)	≥ 99.0% ee
Water Content (KF)	≤ 0.5%

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