Description

3-Methyl-2-Thiophenesulfonyl Chloride is a high-purity, reactive organosulfur intermediate essential for advanced chemical synthesis. This compound is valued for its role as a versatile sulfonylation reagent, enabling the precise introduction of the sulfonyl functional group into target molecules. It is primarily sought by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for developing active ingredients and novel chemical entities.

Application

• Key intermediate in the synthesis of pharmaceutical active ingredients, particularly sulfonamide-based drugs.
• Building block for the development of novel agrochemicals, including herbicides and fungicides.
• Reagent in organic synthesis for the preparation of sulfones and other sulfur-containing compounds.
• Used in materials science research for creating functionalized polymers and advanced materials.
• Precursor in the development of dyes and pigments.
• Valuable tool compound in medicinal chemistry for structure-activity relationship (SAR) studies.

Basic Information

Product Name	3-Methyl-2-Thiophenesulfonyl Chloride
CAS No.	61714-76-9
Molecular Formula	C5H5ClO2S2
Molecular Weight	196.68 g/mol
Synonyms	2-Thiophenesulfonyl chloride, 3-methyl-; 3-Methylthiophene-2-sulfonyl chloride; 3-Methyl-2-thienylsulfonyl chloride; 3-Methyl-2-thiophenesulphonyl chloride; 3-Methylthiophene-2-sulphonyl chloride; 3-Methyl-2-thienylsulphonyl chloride; 3-Methyl-2-thiophenesulfonic acid chloride
EINECS	Contact for details

Quality Control

Our 3-Methyl-2-Thiophenesulfonyl Chloride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment.

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). This product is hygroscopic (moisture-sensitive) and must be kept under an inert atmosphere or in a desiccator to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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