Description

n-(4-Bromophenyl)-4-Chlorobenzenesulfonamide, 97% is a high-purity sulfonamide derivative, a versatile organic intermediate critical for advanced chemical synthesis. This compound matters for its role as a key building block in the development of pharmaceuticals, agrochemicals, and functional materials, where precise molecular structure is paramount. It is needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for creating novel active ingredients and complex molecules.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of novel drug candidates, particularly those targeting specific enzyme pathways where the bromophenyl and chlorophenyl sulfonamide motifs are pharmacologically active.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and pesticides, leveraging its halogenated aromatic structure for bioactivity.
• Material Science Research: Acts as a monomer or functionalizing agent in the creation of advanced polymers, liquid crystals, or organic electronic materials.
• Chemical Biology & Proteomics: Employed as a scaffold or linker in the design of chemical probes and inhibitors for studying biological processes and protein function.
• Organic Synthesis Building Block: Utilized in cross-coupling reactions (e.g., Suzuki, Buchwald-Hartwig) and nucleophilic substitution reactions to construct more complex, polyfunctionalized aromatic systems.
• Dye & Pigment Intermediate: Functions in the synthesis of specialized dyes and pigments where sulfonamide groups enhance solubility or alter coloristic properties.

Basic Information

Product Name	n-(4-Bromophenyl)-4-Chlorobenzenesulfonamide, 97%
CAS No.	5133-88-0
Molecular Formula	C12H9BrClNO2S
Molecular Weight	346.63 g/mol
Synonyms	4'-Bromo-4-chlorobenzenesulfonanilide; N-(4-Bromophenyl)-4-chlorobenzenesulfonamide; p-Chlorobenzenesulfon-p-bromoanilide; 4-Chloro-N-(4-bromophenyl)benzenesulfonamide; Benzenesulfonamide, N-(4-bromophenyl)-4-chloro-; 1-Bromo-4-[(4-chlorophenyl)sulfonylamino]benzene; 5133-88-0; 4-Chlorobenzenesulfonic acid (4-bromophenyl)amide
EINECS	Contact for details

Quality Control

Our n-(4-Bromophenyl)-4-Chlorobenzenesulfonamide is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. The product undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to confirm identity and assay. Certificates of Analysis (COA) detailing purity, related substances, and physical data are provided with each shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and heat sources.

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%
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.