Description

2-p-Tolyl-Ethanesulfonyl Chloride is a specialized organic sulfonyl chloride derivative, a key building block in advanced chemical synthesis. Its primary value lies in its high reactivity as a sulfonylation agent, enabling the introduction of the p-tolyl-ethanesulfonyl moiety into target molecules with precision. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, particularly for developing novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A critical reagent in the synthesis of potential drug candidates, especially in creating sulfonamide-based compounds with targeted biological activity.
• Agrochemical Synthesis: Used in the development of new herbicides, fungicides, and insecticides where the sulfonyl group is integral to the molecule's mode of action.
• Material Science Research: Employed in the modification of polymers and surfaces to impart specific chemical or physical properties through sulfonylation reactions.
• Chemical Biology & Proteomics: Acts as a versatile tool for labeling or modifying biomolecules, such as proteins or peptides, for study and diagnostic applications.
• Fine Chemical Production: Serves as a precursor for synthesizing other complex sulfonyl derivatives, dyes, and functional materials.

Basic Information

Product Name	2-p-Tolyl-Ethanesulfonyl Chloride
CAS No.	88106-95-0
Molecular Formula	C9H11ClO2S
Molecular Weight	218.70 g/mol
Synonyms	2-(4-Methylphenyl)ethanesulfonyl chloride; p-Tolylethanesulfonyl chloride; 4-Methylphenethylsulfonyl chloride; 2-(p-Tolyl)ethanesulfonyl chloride; 2-(4-Methylphenyl)ethylsulfonyl chloride; (4-Methylphenethyl)sulfonyl chloride; α-Toluenesulfonyl chloride, 4-methyl-; 88106-95-0
EINECS	Contact for details

Quality Control

Every batch of 2-p-Tolyl-Ethanesulfonyl Chloride is manufactured and tested under strict quality management protocols to ensure consistency and high purity suitable for research and industrial synthesis. 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.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation by atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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