Description

2-Bromobenzenesulfonic Acid Potassium Salt is a versatile organosulfur compound widely used as a key synthetic intermediate and building block in advanced chemical manufacturing. Its value lies in the strategic combination of the sulfonate anion for solubility and the bromine substituent for further functionalization, enabling precise molecular construction. This high-purity material is essential for researchers and production chemists in the pharmaceutical, agrochemical, and specialty chemical industries who require reliable, high-quality intermediates for complex synthesis.

Application

• Pharmaceutical Intermediate: Serves as a crucial building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules requiring a substituted benzenesulfonate moiety.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and other crop protection agents where the bromo and sulfonate groups impart specific biological activity or aid in formulation.
• Ligand and Catalyst Preparation: Acts as a precursor for sulfonated ligands used in transition metal catalysis and organometallic chemistry.
• Dye and Pigment Manufacturing: Employed in the synthesis of sulfonated dyes and colorants, where it contributes to water solubility and color fastness.
• Polymer Modification: Utilized to introduce ionic or reactive sites into polymer chains for specialty materials like ion-exchange resins or functionalized plastics.
• Chemical Research & Development: A valuable reagent for organic synthesis, particularly in Suzuki-Miyaura and other cross-coupling reactions facilitated by the bromine atom.

Basic Information

Product Name	2-Bromobenzenesulfonic Acid Potassium Salt
CAS No.	63468-58-6
Molecular Formula	C6H4BrKO3S
Molecular Weight	275.16 g/mol
Synonyms	Potassium 2-Bromobenzenesulfonate; Benzenesulfonic acid, 2-bromo-, potassium salt; o-Bromobenzenesulfonic Acid Potassium Salt; 2-Bromophenylsulfonic Acid Potassium Salt; Potassium o-Bromobenzenesulfonate; 2-Bromo Potassium Benzenesulfonate; Potassium (2-bromophenyl)sulfonate
EINECS	Contact for details

Quality Control

Our 2-Bromobenzenesulfonic Acid Potassium Salt is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and impurity profiling, to meet exacting customer specifications. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting compliance with agreed-upon standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); keep the container tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥98.0%
Loss on Drying	≤1.0%
Heavy Metals (as Pb)	≤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.