Description

4-Chloro-n-Methylbenzenesulphonamide is a specialized organic sulfonamide derivative, serving as a critical building block in advanced chemical synthesis. Its value lies in providing a reactive chlorophenyl and sulfonamide functional group combination, enabling the construction of complex molecules with tailored properties. This high-purity intermediate is essential for research and production in the pharmaceutical and agrochemical industries, where it is used to develop active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for sulfonamide-based drugs.
• Agrochemical Synthesis: Building block for developing novel herbicides, fungicides, and plant growth regulators.
• Dye and Pigment Manufacturing: Used in the production of specialized dyes and colorants due to its aromatic chlorosulfonamide structure.
• Polymer Modification: Serves as a functional monomer or additive to impart specific properties like UV stability or reactivity to polymers.
• Chemical Research & Development: A valuable reagent in organic synthesis for constructing complex molecular architectures in academic and industrial R&D settings.
• Liquid Crystal & Electronic Materials: Potential intermediate in the synthesis of components for advanced display and electronic applications.

Basic Information

Product Name	4-Chloro-n-Methylbenzenesulphonamide
CAS No.	6333-79-5
Molecular Formula	C7H8ClNO2S
Molecular Weight	205.66 g/mol
Synonyms	4-Chloro-N-methylbenzenesulfonamide; N-Methyl-4-chlorobenzenesulfonamide; p-Chloro-N-methylbenzenesulfonamide; Benzenesulfonamide, 4-chloro-N-methyl-; 4-Chlorobenzenesulfonamide, N-methyl-; 1-Methyl-4-chlorobenzenesulfonamide; 4-Chloro-N-methylphenylsulfonamide; 6333-79-5
EINECS	228-724-9

Quality Control

Our 4-Chloro-n-Methylbenzenesulphonamide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets the high standards required for synthetic applications. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. The compound is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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