Description

Biphenyl-5,5'-Disulfonic Acid, Bis(Salicylate) is a specialized organic salt derived from biphenyl disulfonic acid and salicylic acid. This compound is valued for its unique structural features, combining the rigid biphenyl core with functional groups that impart specific solubility and coordination properties. It serves as a critical intermediate and functional additive in advanced chemical synthesis and material science. Key industrial users include manufacturers of specialty polymers, liquid crystal materials, and developers of pharmaceutical intermediates.

Application

• Liquid Crystal Materials: Used as a dopant or intermediate in the synthesis of advanced liquid crystal compounds for display technologies.
• Polymer Modification: Acts as a functional monomer or cross-linking agent to introduce sulfonate and phenolic groups into polymers, enhancing properties like hydrophilicity or ion-exchange capacity.
• Pharmaceutical Intermediates: Serves as a key building block in the synthesis of complex drug molecules, particularly those requiring a biphenyl scaffold.
• Metal Chelation & Catalysis: Utilized in the preparation of ligands for metal complexes used in homogeneous catalysis or analytical chemistry.
• Dye & Pigment Synthesis: Functions as an intermediate in the production of specialized dyes and organic pigments.
• Research & Development: Employed in academic and industrial R&D for exploring new organic materials and chemical processes.

Basic Information

Product Name	Biphenyl-5,5'-Disulfonic Acid, Bis(Salicylate)
CAS No.	17401-50-2
Molecular Formula	C26H18O10S2
Molecular Weight	554.55 g/mol
Synonyms	5,5'-Biphenyldisulfonic Acid Bis(2-hydroxybenzoate); Bis(salicylato)biphenyl-5,5'-disulfonate; [1,1'-Biphenyl]-5,5'-disulfonic acid, bis(2-hydroxybenzoate); Salicylic acid biphenyl-5,5'-disulfonate; Biphenyldisulfonyl disalicylate
EINECS	Contact for details

Quality Control

Our Biphenyl-5,5'-Disulfonic Acid, Bis(Salicylate) is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide Certificates of Analysis (COA) with key parameters including assay, impurity profile, and physical characteristics. Specifications can be aligned with customer requirements for research, development, or commercial-scale applications.

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); ensure the container is sealed after each use to minimize exposure to atmospheric humidity.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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