Description

2,2'-Diethynylbiphenyl is a high-purity organic building block featuring two reactive ethynyl groups on a biphenyl scaffold. This compound matters for its role as a versatile precursor in advanced materials science, enabling the synthesis of complex molecular architectures. It is primarily needed by researchers and manufacturers in the fields of organic electronics, polymer chemistry, and materials engineering for developing novel conductive polymers, ligands for catalysis, and specialty monomers.

Application

• Key monomer for the synthesis of conjugated polymers and organic semiconductors.
• Building block for creating rigid, linear polymers and dendrimers with tailored properties.
• Precursor in the development of metal-organic frameworks (MOFs) and coordination polymers.
• Intermediate for pharmaceutical research and fine chemical synthesis.
• Starting material for advanced carbon-rich materials and graphitic structures.
• Component in cross-coupling reactions (e.g., Sonogashira) to create extended π-systems.

Basic Information

Product Name	2,2'-Diethynylbiphenyl
CAS No.	18442-29-0
Molecular Formula	C₁₆H₁₀
Molecular Weight	202.25 g/mol
Synonyms	2,2'-Diethynyl-1,1'-biphenyl; Biphenyl-2,2'-diylbis(ethyne); 2,2'-Bis(ethynyl)biphenyl; [1,1'-Biphenyl]-2,2'-diylbis(ethyne); 2,2'-Diethynyl-diphenyl
EINECS	Contact for details

Quality Control

Our 2,2'-Diethynylbiphenyl is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of research and development applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment.

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 light-sensitive and should be handled under an inert atmosphere for long-term stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details

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