Description

2,2,2-Trichloroethyl Chlorosulfate is a specialized organosulfur compound that serves as a versatile reagent and intermediate in advanced chemical synthesis. Its value lies in its dual functionality, acting as both a chlorosulfonylating agent and a source of the trichloroethyl protecting group, which is crucial for selective transformations in sensitive molecule construction. This high-purity intermediate is essential for research and production chemists in the pharmaceutical, agrochemical, and fine chemical industries, where precise control over molecular architecture is required.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for introducing sulfonyl or protecting groups.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and insecticides that require sulfonate ester functionalities.
• Polymer Chemistry: Acts as a monomer or cross-linking agent in the development of specialty polymers with specific thermal or chemical resistance properties.
• Fine Chemical Production: Employed in multistep organic synthesis for creating complex molecules in research and scale-up laboratories.
• Protecting Group Chemistry: The trichloroethyl moiety is used as a robust protecting group for alcohols and carboxylic acids in complex synthetic pathways.
• Chemical Research: Serves as a reagent in methodological development and exploration of new sulfonation and chlorination reactions.

Basic Information

Product Name	2,2,2-Trichloroethyl Chlorosulfate
CAS No.	764-09-0
Molecular Formula	C2H2Cl4O3S
Molecular Weight	247.91 g/mol
Synonyms	Trichloroethyl Chlorosulfate; Chlorosulfuric Acid 2,2,2-Trichloroethyl Ester; 2,2,2-Trichloroethyl Chlorosulphate; 2,2,2-Trichloroethanol Chlorosulfate; Trichloroethyl Chlorosulphonate; Cl3CCH2OSO2Cl; NSC 88253
EINECS	212-123-6

Quality Control

Every batch of 2,2,2-Trichloroethyl Chlorosulfate is manufactured and tested under a strict quality management system. We ensure compliance with relevant industry standards, and our quality control includes rigorous analytical testing for identity, purity, and impurity profiles. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee traceability and batch-to-batch consistency for your critical processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature and reactivity as a strong acid/organic solvent, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation. Keep away from heat, sparks, open flames, and incompatible materials such as bases, amines, and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Impurities (HPLC)	≤ 1.0% (any single impurity)

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