Description

4,4'-Bis(Chloromethyl)-1,1'-Biphenyl is a high-value organic intermediate featuring two reactive chloromethyl groups on a rigid biphenyl core. This compound matters for its role as a versatile building block in the synthesis of advanced polymers, liquid crystals, and pharmaceutical agents. It is primarily needed by manufacturers in the specialty chemicals, advanced materials, and life sciences sectors seeking to create products with specific structural and functional properties.

Application

• Polymer Synthesis: A key monomer for producing high-performance engineering plastics and resins, including polyethers and polyesters with enhanced thermal stability.
• Liquid Crystal Intermediates: Serves as a crucial precursor in the manufacture of liquid crystal materials used in display technologies (LCDs).
• Pharmaceutical Intermediates: Used in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Cross-linking Agent: Functions as an effective cross-linker in polymer chemistry to modify material properties like hardness and chemical resistance.
• Organic Synthesis Building Block: Utilized in research and development for constructing complex organic compounds and macrocyclic structures.
• Material Science Research: Employed in developing novel organic frameworks and functional materials for electronic or optical applications.

Basic Information

Product Name	4,4'-Bis(Chloromethyl)-1,1'-Biphenyl
CAS No.	1667-10-3
Molecular Formula	C14H12Cl2
Molecular Weight	251.15 g/mol
Synonyms	4,4'-Bis(chloromethyl)biphenyl; p,p'-Bis(chloromethyl)biphenyl; 1,1'-Biphenyl, 4,4'-bis(chloromethyl)-; BCBP; 4,4'-(Dichloromethyl)biphenyl; BCMB; α,α'-Dichloro-p-xylene (related dimer form); 4,4'-Bis(chloromethyl)-1,1'-diphenyl
EINECS	Contact for details

Quality Control

Our 4,4'-Bis(Chloromethyl)-1,1'-Biphenyl is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of our industrial and research partners. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

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). Keep away from strong bases and oxidizing agents. Due to the reactive chloromethyl groups, it is recommended to handle and store under an inert atmosphere for long-term stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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