Description

[1,1'-Biphenyl]-3-Diazonium, 3'-Carboxy-2-Hydroxy-, Chloride (1:1) is a specialized diazonium salt derivative of biphenyl, designed for advanced chemical synthesis and material science applications. This compound is valued for its unique bifunctional structure, which incorporates both a reactive diazonium group and a carboxylic acid moiety, enabling precise coupling and functionalization reactions. It serves as a critical intermediate for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries, where it is used to create novel compounds with tailored properties.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of active pharmaceutical ingredients (APIs), particularly in the development of complex heterocyclic compounds and targeted drug conjugates.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and plant growth regulators that require specific biphenyl-based scaffolds.
• Polymer & Material Science: Serves as a functional monomer or cross-linking agent for creating specialty polymers, liquid crystals, and advanced coatings with enhanced thermal or optical properties.
• Dye & Pigment Manufacturing: Acts as a precursor for azo coupling reactions to produce high-performance dyes and organic pigments with specific color fastness and stability.
• Bioconjugation & Probe Development: Utilized in life sciences for labeling biomolecules (proteins, antibodies) or synthesizing diagnostic probes and imaging agents due to its reactive diazonium group.
• Surface Modification: Applied in nanotechnology and electronics for the covalent functionalization of surfaces like graphene, carbon nanotubes, or metal oxides to alter surface properties.

Basic Information

Product Name	[1,1'-Biphenyl]-3-Diazonium, 3'-Carboxy-2-Hydroxy-, Chloride (1:1)
CAS No.	2487437-03-4
Molecular Formula	C13H9N2O3Cl
Molecular Weight	276.67 g/mol
Synonyms	3'-Carboxy-2-hydroxy-[1,1'-biphenyl]-3-diazonium chloride; 3-Diazonio-3'-carboxy-2-hydroxybiphenyl chloride; Biphenyl-3-diazonium, 3'-carboxy-2-hydroxy-, chloride; 2-Hydroxy-3'-carboxybiphenyl-3-diazonium chloride; 3-(Diazoniumyl)-3'-carboxy-2-hydroxy-1,1'-biphenyl chloride; (3'-Carboxy-2-hydroxy-[1,1'-biphenyl]-3-yl)diazonium chloride
EINECS	Contact for details

Quality Control

Our [1,1'-Biphenyl]-3-Diazonium, 3'-Carboxy-2-Hydroxy-, Chloride (1:1) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity assessment and spectroscopic methods for structural confirmation, to ensure it meets the high standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, 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 place at temperatures between 2°C and 8°C. Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed under an inert atmosphere (e.g., nitrogen or argon) when not in use to prevent decomposition. Storage areas should be well-ventilated and separate from incompatible materials.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
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.