Description

4-Acetamido-3,5-Dimethylbenzene-1-Sulfonyl Chloride is a high-purity, specialized organic intermediate of significant importance in advanced chemical synthesis. This compound is valued for its role as a key building block in the production of complex molecules, particularly in the pharmaceutical and agrochemical sectors. It is primarily needed by research institutions and industrial manufacturers engaged in the development of active pharmaceutical ingredients (APIs), fine chemicals, and functional materials.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of novel sulfonamide-based drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and pesticides with sulfonyl functional groups.
• Dye and Pigment Manufacturing: Serves as a key intermediate for producing specialized dyes and colorants.
• Polymer Chemistry: Employed in the creation of functional polymers and materials with specific sulfonyl chloride reactivity.
• Chemical Research: Utilized in academic and industrial R&D for exploring new organic reactions and synthesizing complex molecular architectures.
• Custom Synthesis: A starting material for contract research organizations (CROs) and CDMOs producing bespoke fine chemicals for clients.

Basic Information

Product Name	4-Acetamido-3,5-Dimethylbenzene-1-Sulfonyl Chloride
CAS No.	952958-71-3
Molecular Formula	C10H12ClNO3S
Molecular Weight	261.72 g/mol
Synonyms	4-Acetamido-3,5-dimethylbenzenesulfonyl chloride; N-[3,5-Dimethyl-4-(sulfonylchloride)phenyl]acetamide; 3,5-Dimethyl-4-acetamidobenzenesulfonyl chloride; 4-Acetamido-3,5-dimethylphenylsulfonyl chloride; 4-(Acetylamino)-3,5-dimethylbenzenesulfonyl chloride; N-Acetyl-2,6-dimethyl-4-sulfamoylbenzene chloride
EINECS	Contact for details

Quality Control

Our 4-Acetamido-3,5-Dimethylbenzene-1-Sulfonyl Chloride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure high purity and consistency. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to guarantee compliance with your research and production specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation. Keep away from heat, open flames, and incompatible materials such as 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
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 20 ppm
Residue on Ignition	≤ 0.1%

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