Description

Sodium 4-Bromobenzenesulfinate is a versatile organosulfur compound widely used as a key synthetic intermediate in organic chemistry. Its primary value lies in its role as a sulfinate salt, which is crucial for constructing sulfone and sulfonamide derivatives through cross-coupling and other reactions. This product is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries who require high-purity building blocks for advanced synthesis.

Application

• Pharmaceutical Intermediate: A critical building block in the synthesis of active pharmaceutical ingredients (APIs), particularly those containing sulfone or sulfonamide functional groups.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and insecticides where the 4-bromobenzenesulfinate moiety is incorporated.
• Material Science: Serves as a precursor for creating specialty polymers, liquid crystals, and advanced materials with specific electronic or structural properties.
• Cross-Coupling Reactions: Acts as a sulfonylating agent in Pd-catalyzed and other transition metal-catalyzed cross-coupling reactions to form C-S bonds.
• Organic Synthesis Reagent: Employed in laboratories for the preparation of sulfones, sulfonamides, and other sulfur-containing compounds for research and development.
• Dye and Pigment Manufacturing: Utilized as an intermediate in the production of certain sulfur-based dyes and organic pigments.

Basic Information

Item	Detail
Product Name	Sodium 4-Bromobenzenesulfinate
CAS No.	34176-08-4
Molecular Formula	C6H4BrNaO2S
Molecular Weight	243.05 g/mol
Synonyms	4-Bromobenzenesulfinic Acid Sodium Salt; Sodium p-Bromobenzenesulfinate; Benzenesulfinic Acid, 4-bromo-, Sodium Salt; p-Bromobenzenesulfinic Acid Sodium Salt; Sodium 4-Bromophenylsulfinate; 4-Bromophenylsulfinic Acid Sodium Salt
EINECS	Contact for details

Quality Control

Our Sodium 4-Bromobenzenesulfinate is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and titration methods, to ensure high chemical purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to guarantee it meets your specific research or production requirements.

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). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
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.