Description

Phenyl 4-Bromobenzenesulphonate 98% is a high-purity organosulfur compound widely utilized as a versatile chemical intermediate and building block in advanced organic synthesis. Its value lies in its role as a sulfonylation reagent and a precursor for creating more complex molecules, particularly in pharmaceutical and agrochemical research. This product is essential for R&D chemists and process development scientists in the fine chemical, pharmaceutical, and material science industries seeking reliable, high-quality intermediates for their synthetic pathways.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), especially those containing sulfonamide or aryl sulfonate moieties.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and insecticides.
• Material Science Research: Serves as a monomer or cross-linking agent in the development of specialty polymers and advanced materials.
• Organic Synthesis Reagent: Employed as a sulfonylation agent to introduce the phenyl 4-bromobenzenesulfonyl group into target molecules.
• Chemical Research & Development: A valuable tool for academic and industrial laboratories exploring new synthetic methodologies and reaction pathways.
• Liquid Crystal & OLED Material Precursor: Potential intermediate in the synthesis of compounds for electronic display technologies.

Basic Information

Item	Details
Product Name	Phenyl 4-Bromobenzenesulphonate 98%
CAS No.	5455-14-1
Molecular Formula	C12H9BrO3S
Molecular Weight	313.17 g/mol
Synonyms	Phenyl 4-Bromobenzenesulfonate; 4-Bromobenzenesulfonic Acid Phenyl Ester; p-Bromophenyl Benzenesulfonate; 4-Bromophenyl Benzenesulfonate; Phenol, 4-bromobenzenesulfonate; Benzenesulfonic acid, 4-bromo-, phenyl ester; Phenyl p-bromobenzenesulfonate
EINECS	Contact for details

Quality Control

Our Phenyl 4-Bromobenzenesulphonate 98% is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC and NMR, to ensure it meets the declared 98% minimum purity and consistent performance. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided to guarantee traceability and compliance with your research and production standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. The compound is light-sensitive and should be stored away from direct light exposure.

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

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