Description

3-Chloro-2,4-Dimethyl-Benzenesulfonyl Chloride is a specialized aromatic sulfonyl chloride derivative, serving as a critical building block in advanced organic synthesis. Its value lies in its dual reactive sites, enabling its use as a versatile sulfonylation and coupling agent for constructing complex molecular architectures. This high-purity intermediate is essential for research and development chemists in the pharmaceutical and agrochemical industries, particularly for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of sulfonamide-based drug candidates, including potential enzyme inhibitors and receptor modulators.
• Agrochemical Synthesis: Building block for developing new herbicides, fungicides, and pesticides with enhanced efficacy and selectivity.
• Dyestuff and Pigment Manufacturing: Used in the production of specialized dyes and colorants, particularly azo dyes and sulfonated pigments.
• Polymer Chemistry: Monomer or modifier for creating specialty polymers, such as sulfonated polymers for ion-exchange membranes or high-performance materials.
• Chemical Research & Development: A versatile reagent in academic and industrial R&D labs for methodology development and exploring new chemical spaces.
• Ligand and Catalyst Preparation: Intermediate for synthesizing complex ligands used in catalytic systems and coordination chemistry.

Basic Information

Product Name	3-Chloro-2,4-Dimethyl-Benzenesulfonyl Chloride
CAS No.	1783755-80-5
Molecular Formula	C8H8Cl2O2S
Molecular Weight	239.12 g/mol
Synonyms	3-Chloro-2,4-dimethylbenzenesulfonyl chloride; 2,4-Dimethyl-3-chlorobenzenesulfonyl chloride; 1-Chloro-3,5-dimethyl-4-sulfonylchloridobenzene; Benzenesulfonyl chloride, 3-chloro-2,4-dimethyl-; 3-Chloro-2,4-dimethylphenylsulfonyl chloride; 3-Chloro-2,4-dimethylbenzene-1-sulfonyl chloride
EINECS	Contact for details

Quality Control

Every batch of 3-Chloro-2,4-Dimethyl-Benzenesulfonyl Chloride is manufactured under strict quality management systems. Our products undergo rigorous quality testing, including chromatographic purity analysis and identity confirmation, to ensure compliance with exacting industry standards. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive) and should be handled under anhydrous conditions to prevent decomposition. Keep away from strong bases, amines, and alcohols.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Individual impurity ≤ 1.0%; Total impurities ≤ 2.0%

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