Description

n-(2-Chloro-4-Methylphenyl)-4-Methyl-Benzenesulfonamide (Ws203339) is a specialized sulfonamide derivative used as a key synthetic intermediate in advanced organic chemistry. This compound is valued for its role in constructing complex molecular architectures, particularly in the development of active pharmaceutical ingredients (APIs) and agrochemicals. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for its utility in creating novel compounds with targeted biological activity.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of novel drug candidates, particularly those targeting specific enzyme pathways.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and pesticides, leveraging its sulfonamide core for bioactivity.
• Fine Chemical Synthesis: Serves as a versatile intermediate for creating complex specialty chemicals, dyes, and functional materials.
• Academic & Industrial R&D: Employed in research laboratories for method development and exploring new chemical reactions in organic synthesis.
• Material Science Precursor: Potential use in the synthesis of monomers or additives for advanced polymeric materials.

Basic Information

Product Name	n-(2-Chloro-4-Methylphenyl)-4-Methyl-Benzenesulfonamide (Ws203339)
CAS No.	2903-37-9
Molecular Formula	C14H14ClNO2S
Molecular Weight	295.78 g/mol
Synonyms	4-Methyl-N-(2-chloro-4-methylphenyl)benzenesulfonamide; 2-Chloro-4-methyl-N-(p-tolylsulfonyl)aniline; Benzenesulfonamide, N-(2-chloro-4-methylphenyl)-4-methyl-; Ws203339; 2903-37-9; N-(2-Chloro-4-methylphenyl)-p-toluenesulfonamide; p-Toluenesulfonamide, N-(2-chloro-4-methylphenyl)-
EINECS	Contact for details

Quality Control

Our n-(2-Chloro-4-Methylphenyl)-4-Methyl-Benzenesulfonamide is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment to support your quality assurance and regulatory needs.

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. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (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.