Description

Sodium 3-Bromobenzenesulfinate is a versatile organosulfur compound and a valuable synthetic intermediate in modern organic chemistry. Its primary value lies in its role as a sulfinate ester precursor, enabling the efficient introduction of the 3-bromobenzenesulfonyl moiety into target molecules. This chemical is essential for researchers and manufacturers in the pharmaceutical and agrochemical sectors, where it is used to construct complex molecules for active ingredients and advanced materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of sulfonamide-based drug candidates, including enzyme inhibitors and receptor antagonists.
• Agrochemical Synthesis: Used in the production of novel herbicides and fungicides that incorporate sulfonyl groups for enhanced activity.
• Material Science: Serves as a monomer or modifier in the development of specialty polymers and functional materials.
• Cross-Coupling Reactions: Acts as a coupling partner in palladium-catalyzed reactions (e.g., with aryl halides) to form biaryl sulfones.
• Organic Synthesis Reagent: Employed in the preparation of sulfones, sulfonamides, and other sulfur-containing compounds for research and development.
• Chemical Research: A fundamental reagent for exploring new methodologies in sulfinate chemistry and C-S bond formation.

Basic Information

Product Name	Sodium 3-Bromobenzenesulfinate
CAS No.	89520-70-7
Molecular Formula	C6H4BrNaO2S
Molecular Weight	243.05 g/mol
Synonyms	Benzenesulfinic acid, 3-bromo-, sodium salt; 3-Bromobenzenesulfinic acid sodium salt; Sodium 3-bromobenzenesulfinate; m-Bromobenzenesulfinic acid sodium salt; 3-Bromophenylsulfinic acid sodium salt; Sodium (3-bromophenyl)sulfinate; 89520-70-7
EINECS	Contact for details

Quality Control

Our Sodium 3-Bromobenzenesulfinate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via FT-IR and NMR spectroscopy, to ensure it meets exacting standards for research and industrial use. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and consistency.

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 powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Heavy Metals	≤ 20 ppm
Residue on Ignition	≤ 0.5%

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