Description

n-(2-Formylphenyl)-4-Chloro-Benzenesulfonamide is a specialized organic intermediate featuring a sulfonamide core with formyl and chloroaryl substituents, offering versatile reactivity for advanced synthesis. This compound is valued for its role as a key building block in the development of complex molecules, particularly in pharmaceutical and agrochemical research. It is primarily needed by R&D chemists and process development scientists in the fine chemical, pharmaceutical, and crop protection industries seeking to create novel active ingredients or functional materials.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor in the synthesis of novel drug candidates, particularly those targeting specific enzyme inhibition via the sulfonamide pharmacophore.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, or insecticides, leveraging its halogen and carbonyl functionality.
• Organic Light-Emitting Diode (OLED) Materials: Acts as a starting material for the creation of electron-transport or host materials in advanced display technologies.
• Ligand and Catalyst Development: The formyl group allows for further functionalization to create chelating ligands for metal catalysis or organocatalysts.
• Polymer Modification: Can be incorporated as a monomer or additive to impart specific properties like UV absorption or chemical resistance into polymer chains.
• Dye and Pigment Intermediate: Utilized in the synthesis of complex colorants and functional dyes due to its conjugated aromatic system.

Basic Information

Product Name	n-(2-Formylphenyl)-4-Chloro-Benzenesulfonamide
CAS No.	480439-29-0
Molecular Formula	C13H10ClNO3S
Molecular Weight	295.74 g/mol
Synonyms	4-Chloro-N-(2-formylphenyl)benzenesulfonamide; 2-[(4-Chlorophenyl)sulfonyl]aminobenzaldehyde; Benzenesulfonamide, N-(2-formylphenyl)-4-chloro-; 4-Chlorobenzenesulfonamide, N-salicylaldehyde; N-(2-Carboxaldehydephenyl)-4-chlorobenzenesulfonamide
EINECS	Contact for details

Quality Control

Our n-(2-Formylphenyl)-4-Chloro-Benzenesulfonamide is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (typically 15-25°C). This material is easily oxidized and should be handled under an inert atmosphere for long-term storage or after opening to maintain stability and purity. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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