Description

4-Bromobenzenesulfinicacid CAS NO 1195-33-1 is a versatile organosulfur compound characterized by its sulfinic acid functional group and bromine substituent. This chemical serves as a valuable synthetic intermediate and building block in advanced organic synthesis, enabling the introduction of both sulfonyl and aryl bromide functionalities. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical and agrochemical sectors for developing active ingredients and novel chemical entities.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of sulfonamide drugs and other bioactive molecules.
• Agrochemical Synthesis: Building block for creating herbicides, fungicides, and plant growth regulators.
• Material Science: Used in the production of specialty polymers and functional materials.
• Cross-Coupling Reactions: Serves as a substrate in Suzuki, Stille, and other palladium-catalyzed coupling reactions.
• Ligand and Catalyst Development: Intermediate for synthesizing novel ligands and organocatalysts.
• Chemical Research: Valuable reagent in academic and industrial R&D for exploring new synthetic pathways.

Basic Information

Item	Details
Product Name	4-Bromobenzenesulfinicacid
CAS No.	1195-33-1
Molecular Formula	C6H5BrO2S
Molecular Weight	221.07 g/mol
Synonyms	p-Bromobenzenesulfinic Acid; 4-Bromobenzenesulfinic Acid; Benzenesulfinic acid, 4-bromo-; p-Bromophenylsulfinic Acid; 4-Bromophenylsulfinic Acid; (4-Bromophenyl)sulfinic acid; NSC 403119
EINECS	Contact for details

Quality Control

Our 4-Bromobenzenesulfinicacid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and NMR for structural confirmation, to ensure it meets stringent specifications for research and industrial use. Certificates of Analysis (COA) documenting identity, purity, and impurity profiles are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This compound is easily oxidized and should be handled and stored under an inert atmosphere (e.g., nitrogen or argon) to maintain stability and purity. Keep away from strong oxidizing agents.

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	≤ 1.0%
Heavy Metals	≤ 20 ppm

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