Description

3-Acetylamino-Benzenesulfonyl Chloride is a key sulfonyl chloride derivative used as a versatile building block in organic synthesis. Its primary value lies in its reactivity as a sulfonating agent, enabling the introduction of the sulfonamide functional group into target molecules. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, particularly for developing active pharmaceutical ingredients (APIs) and specialty chemical intermediates.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of various sulfonamide-based drugs and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and other crop protection agents that incorporate sulfonamide moieties.
• Dye and Pigment Manufacturing: Serves as a key reactant for creating sulfonated dyes and specialty colorants.
• Polymer Chemistry: Employed in the modification of polymers and the synthesis of specialty monomers.
• Chemical Research & Development: A valuable reagent for medicinal chemistry and process development in R&D laboratories.
• Fine Chemical Production: Used in the multi-step synthesis of complex organic molecules for various industrial applications.

Basic Information

Product Name	3-Acetylamino-Benzenesulfonyl Chloride
CAS No.	23905-46-6
Molecular Formula	C8H8ClNO3S
Molecular Weight	233.67 g/mol
Synonyms	N-Acetyl-3-aminobenzenesulfonyl chloride; 3-(Acetylamino)benzenesulfonyl chloride; m-Acetamidobenzenesulfonyl chloride; 3-Acetamidobenzenesulfonyl chloride; N-(3-Sulfophenyl)acetamide chloride; 3-Acetylaminophenylsulfonyl chloride; m-Acetylaminobenzenesulfonyl chloride
EINECS	Contact for details

Quality Control

Our 3-Acetylamino-Benzenesulfonyl Chloride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for synthesis. Certificates of Analysis (COA) documenting all critical parameters are available upon request to support your quality assurance and regulatory needs.

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 and under an inert atmosphere (e.g., nitrogen) for long-term storage to prevent degradation.

Specification

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

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