Description

Sodium [1,1'-Biphenyl]-4-Sulphonate is an important organic sulfonate salt widely used as a key intermediate and functional additive in chemical synthesis. This compound matters for its role in modifying solubility and surface properties, making it valuable in advanced material formulations. Industries such as specialty chemicals, pharmaceuticals, and material science rely on this high-purity intermediate for research, development, and production processes.

Application

• Chemical Intermediate: A crucial building block in the synthesis of more complex organic molecules, dyes, and fluorescent whitening agents.
• Pharmaceutical Synthesis: Used in the research and development of active pharmaceutical ingredients (APIs) and other drug substances.
• Material Science: Functions as a functional additive or dopant in the production of specialty polymers, coatings, and electronic materials.
• Analytical Chemistry: Serves as a standard or reagent in chromatographic analysis and other laboratory procedures.
• Surfactant & Detergent Formulation: Acts as a hydrotrope or anionic component in specialized cleaning and industrial formulations.

Basic Information

Product Name	Sodium [1,1'-Biphenyl]-4-Sulphonate
CAS No.	2217-82-5
Molecular Formula	C12H9NaO3S
Molecular Weight	256.25 g/mol
Synonyms	Sodium 4-Phenylbenzenesulfonate; Sodium Biphenyl-4-sulfonate; 4-Biphenylsulfonic Acid Sodium Salt; p-Phenylbenzenesulfonic Acid Sodium Salt; 1,1'-Biphenyl-4-sulfonic Acid, Sodium Salt; 4-(Phenyl)benzenesulfonic Acid Sodium Salt; Biphenyl-4-sulfonic Acid Sodium Salt
EINECS	218-720-5

Quality Control

Our Sodium [1,1'-Biphenyl]-4-Sulphonate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specific results for assay, impurities, and other critical parameters are available upon request to support your quality assurance and regulatory needs.

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). This product is hygroscopic (moisture-sensitive) and must be kept in a dry environment to prevent caking or degradation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Residue on Ignition (Sulfated Ash)	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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