Description

1,3,2-Dioxathiolane, 4-(2-Chloroethyl)-, 2,2-Dioxide is a specialized cyclic sulfonate ester compound with significant utility as a key synthetic intermediate. Its unique structure, featuring a reactive chloroethyl side chain, makes it a valuable building block for the controlled introduction of sulfonate and alkylating functionalities. This chemical is primarily sought by research and development teams in the pharmaceutical and agrochemical sectors. It enables the synthesis of novel active ingredients and functional materials where precise molecular architecture is critical.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly for introducing sulfonate ester groups or as an alkylating agent in medicinal chemistry.
• Agrochemical Synthesis: Used in the research and development of advanced pesticides and herbicides, where its reactive sites allow for the creation of targeted bioactive molecules.
• Polymer Modification: Acts as a functional monomer or cross-linking agent in the development of specialty polymers with tailored properties such as ionic conductivity or specific degradation profiles.
• Chemical Biology Research: Employed as a tool compound or probe in biochemical studies, particularly in the design of enzyme inhibitors or affinity labels.
• Material Science: Utilized in the synthesis of advanced organic materials, including liquid crystals and organic semiconductors, due to its rigid cyclic core and polar sulfone group.
• Custom Synthesis & Contract Manufacturing: A critical starting material for custom synthesis projects requiring high-purity, complex heterocyclic building blocks.

Basic Information

Product Name	1,3,2-Dioxathiolane, 4-(2-Chloroethyl)-, 2,2-Dioxide
CAS No.	1379212-90-4
Molecular Formula	C4H7ClO4S
Molecular Weight	186.61 g/mol
Synonyms	4-(2-Chloroethyl)-1,3,2-dioxathiolane 2,2-dioxide; 2-Chloroethyl ethylene sulfite; 1,3,2-Dioxathiolane-2,2-dioxide, 4-(2-chloroethyl)-; Chloroethyl ethylene sulfite; Ethylene sulfite, 2-chloroethyl-; (2-Chloroethyl)ethylene sulfite; 4-(2-Chloroethyl)-1,3,2-dioxathiolane-2,2-dioxide
EINECS	Contact for details

Quality Control

Every batch of 1,3,2-Dioxathiolane, 4-(2-Chloroethyl)-, 2,2-Dioxide is manufactured and tested under a strict quality management system. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single impurity ≤ 0.5%
Residual Solvents (GC)	Complies with ICH guidelines

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