Description

4-Bromo-n-(2-Cyanoethyl)Benzenesulfonamide is a specialized organic intermediate featuring a brominated benzene ring linked to a sulfonamide group with a cyanoethyl side chain. This unique molecular architecture makes it a valuable building block for the synthesis of more complex molecules, particularly in pharmaceutical and agrochemical research. It is primarily sought after by R&D chemists and process development scientists working in fine chemical synthesis.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of active pharmaceutical ingredients (APIs), especially those requiring sulfonamide or bromoaryl pharmacophores.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and insecticides, leveraging its reactive bromine and sulfonamide functionalities.
• Ligand and Catalyst Development: Acts as a starting material for creating specialized ligands used in transition metal catalysis and molecular recognition studies.
• Material Science Research: Employed in the synthesis of functionalized polymers or small molecules for advanced materials with specific electronic or binding properties.
• Chemical Biology Probes: Useful for constructing molecular probes to study enzyme function or biological pathways due to its modifiable sulfonamide group.

Basic Information

Product Name	4-Bromo-n-(2-Cyanoethyl)Benzenesulfonamide
CAS No.	25111-69-7
Molecular Formula	C9H9BrN2O2S
Molecular Weight	289.15 g/mol
Synonyms	4-Bromo-N-(2-cyanoethyl)benzenesulfonamide; Benzenesulfonamide, 4-bromo-N-(2-cyanoethyl)-; N-(2-Cyanoethyl)-4-bromobenzenesulfonamide; p-Bromo-N-(2-cyanoethyl)benzenesulfonamide; 4-Bromobenzenesulfonamide, N-2-cyanoethyl-; 25111-69-7; 4-Br-NCEBSA
EINECS	Contact for details

Quality Control

Every batch of 4-Bromo-n-(2-Cyanoethyl)Benzenesulfonamide is produced and tested under a strict quality management system. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing purity, identity, and impurity profiles to ensure consistency and reliability for your critical synthesis workflows. Our quality commitment aligns with cGMP principles for advanced intermediates.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and light-sensitive; therefore, containers must be kept tightly sealed and away from direct light exposure to maintain stability and purity.

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%
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.