Description

1,4-Diethynylbenzene is a high-purity organic building block characterized by its rigid, linear structure and terminal alkyne functional groups. This compound is a critical precursor in advanced materials science, enabling the synthesis of highly conjugated polymers and molecular frameworks. It is essential for researchers and manufacturers in the fields of organic electronics, pharmaceuticals, and specialty polymers who require a reliable source of this high-value intermediate.

Application

• Organic Electronic Materials: A key monomer for synthesizing conjugated polymers used in organic light-emitting diodes (OLEDs), field-effect transistors (OFETs), and photovoltaic cells.
• Pharmaceutical Intermediates: Serves as a versatile building block in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Metal-Organic Frameworks (MOFs): Used as a linker to construct porous, crystalline materials for gas storage, separation, and catalysis.
• Specialty Polymers & Resins: Employed in the production of high-performance, heat-resistant polymers and cross-linked network structures.
• Acetylene Chemistry: Utilized in Sonogashira coupling and other palladium-catalyzed cross-coupling reactions to create complex organic architectures.
• Research & Development: A valuable reagent for academic and industrial R&D in synthetic chemistry and materials science.

Basic Information

Product Name	1,4-Diethynylbenzene
CAS No.	935-14-8
Molecular Formula	C10H6
Molecular Weight	126.16 g/mol
Synonyms	p-Diethynylbenzene; 1,4-Bis(ethynyl)benzene; Diethynylbenzene; Benzene, 1,4-diethynyl-; 4-Ethynylphenylacetylene; NSC 51144
EINECS	213-305-8

Quality Control

Our 1,4-Diethynylbenzene is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with your specifications and industry standards.

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). Keep away from heat, sparks, and open flames. Due to its light-sensitive nature, prolonged exposure to light should be avoided.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	125 - 130 °C

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