Description

3-(4-Methylphenyl)Benzenesulfonyl Chloride is a specialized aromatic sulfonyl chloride derivative, a key building block in advanced organic synthesis. Its value lies in its dual functionality, serving as a versatile electrophile for introducing the sulfonyl moiety and enabling the construction of complex molecular architectures. This high-purity intermediate is essential for research and development chemists in the pharmaceutical and agrochemical industries, where it is used to create novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Critical for the synthesis of sulfonamide-based drug candidates, including enzyme inhibitors and receptor antagonists.
• Agrochemical Synthesis: Used in the development of new herbicides, fungicides, and plant growth regulators with sulfonylurea or sulfonamide backbones.
• Material Science: Serves as a monomer or cross-linking agent in the production of specialty polymers and functionalized surfaces.
• Chemical Research: A valuable reagent for method development, catalysis studies, and exploring new reaction pathways in organic chemistry.
• Dye and Pigment Manufacturing: Employed in the synthesis of sulfonated dyes and colorants with enhanced properties.

Basic Information

Product Name	3-(4-Methylphenyl)Benzenesulfonyl Chloride
CAS No.	885950-93-6
Molecular Formula	C13H11ClO2S
Molecular Weight	266.74 g/mol
Synonyms	3-(p-Tolyl)benzenesulfonyl chloride; [1,1'-Biphenyl]-3-sulfonyl chloride, 4'-methyl-; 4'-Methyl-[1,1'-biphenyl]-3-sulfonyl chloride; 3-(4-Methylphenyl)phenylsulfonyl chloride; p-Tolyl-3-benzenesulfonyl chloride; 4-Methylbiphenyl-3-sulfonyl chloride
EINECS	Contact for details

Quality Control

Our 3-(4-Methylphenyl)Benzenesulfonyl Chloride is manufactured under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure high chemical purity and identity confirmation. Certificates of Analysis (COA) documenting all critical parameters are available upon request, providing full traceability and compliance with your internal quality standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area 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 and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%

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