Description

4-[(Azepane-1-Carbonyl)-Amino]-Benzenesulfonyl Chloride CAS NO 728864-68-4 is a specialized organic intermediate featuring a sulfonyl chloride group and a protected amino linkage. This compound is highly valued for its role as a key building block in the synthesis of complex molecules, particularly in pharmaceutical research and development. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials industries for constructing novel sulfonamide-based active ingredients.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of novel drug candidates, particularly those targeting enzymes via sulfonamide pharmacophores.
• Agrochemical Synthesis: Used in the development of new herbicides, fungicides, and insecticides where the benzenesulfonyl moiety is required for biological activity.
• Chemical Biology & Proteomics: Serves as a reactive handle for labeling or modifying proteins and other biomolecules in research applications.
• Material Science Research: Employed in the creation of specialized polymers or functional materials that incorporate sulfonamide linkages for specific properties.
• Custom Synthesis & Contract Manufacturing: A key starting material for custom synthesis houses producing tailored compounds for client-specific projects.

Basic Information

Product Name	4-[(Azepane-1-Carbonyl)-Amino]-Benzenesulfonyl Chloride
CAS No.	728864-68-4
Molecular Formula	C13H17ClN2O3S
Molecular Weight	316.80 g/mol
Synonyms	4-(azepane-1-carbonylamino)benzenesulfonyl chloride; 4-[(azepane-1-carbonyl)amino]benzenesulfonyl chloride; 1-(4-Chlorosulfonylphenylcarbamoyl)azepane; Azepan-1-yl-[4-(chlorosulfonyl)phenyl]carbamic acid; N-(4-Chlorosulfonylphenyl)azepane-1-carboxamide; Benzenesulfonyl chloride, 4-[(azepane-1-carbonyl)amino]-
EINECS	Contact for details

Quality Control

Every batch of 4-[(Azepane-1-Carbonyl)-Amino]-Benzenesulfonyl Chloride is manufactured and tested under a strict quality management system. We provide comprehensive analytical data to ensure the material meets the high-purity standards required for research and synthesis. A detailed Certificate of Analysis (COA) specifying purity, identity, and impurity profiles by HPLC, NMR, and IR is supplied with each shipment to guarantee reproducible results and supply chain integrity.

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 sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation. 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)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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