Description

3,3'-Dichloro[1,1'-Biphenyl]-4,4'-Bis(Diazonium) Dichloride is a high-purity diazonium salt derivative of a biphenyl core, serving as a critical chemical intermediate. Its value lies in its ability to act as a versatile coupling agent and precursor for the synthesis of complex organic molecules, including dyes, pigments, and functional polymers. This compound is essential for manufacturers and R&D laboratories in the fine chemical, specialty dye, and advanced material sectors seeking reliable, high-quality building blocks for their synthesis processes.

Application

This diazonium salt is a key intermediate with diverse applications in industrial chemistry and material science.

• Azo Dye and Pigment Synthesis: Primary use as a diazo component for coupling reactions to produce high-performance azo dyes and organic pigments.
• Polymer Functionalization: Used to introduce biphenyl and diazonium groups into polymer chains to modify surface properties and create specialty resins.
• Chemical Research & Development: Serves as a valuable building block in organic synthesis for pharmaceuticals and agrochemical intermediates.
• Surface Modification Agent: Can be employed for grafting onto material surfaces (e.g., carbon, metals) to alter wettability and adhesion properties.
• Photoresist and Imaging Materials: Potential application in light-sensitive compositions for electronic and printing industries.
• Cross-linking Agent: Utilized in the preparation of cross-linked networks for specialty coatings and adhesives.

Basic Information

Product Name	3,3'-Dichloro[1,1'-Biphenyl]-4,4'-Bis(Diazonium) Dichloride
CAS No.	49744-39-0
Molecular Formula	C12H6Cl4N4
Molecular Weight	354.01 g/mol
Synonyms	3,3'-Dichlorobenzidine Bis(diazonium) Chloride; 4,4'-Bis(diazonium)-3,3'-dichlorobiphenyl Dichloride; 3,3'-Dichlorobenzidine Diazonium Salt; Fast Dark Blue B Base; C.I. Azoic Diazo Component 48; DCB Diazonium Salt; [1,1'-Biphenyl]-4,4'-bis(diazonium), 3,3'-dichloro-, dichloride
EINECS	Contact for details

Quality Control

Our production of 3,3'-Dichloro[1,1'-Biphenyl]-4,4'-Bis(Diazonium) Dichloride adheres to stringent quality protocols to ensure batch-to-batch consistency and reliability for your synthesis processes. Each lot undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation. Certificates of Analysis (COA) detailing all specifications are provided to guarantee the material meets your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and light-sensitive; therefore, containers must be kept sealed under an inert atmosphere if necessary and opened only in controlled environments to minimize degradation.

Specification

Item	Specification
Appearance	Off-white to light brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	Min. 95.0%
Water Content (KF)	Max. 2.0%
Solubility	Soluble in polar aprotic solvents

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