Description

1,8-Diethynylnaphthalene is a high-purity, specialized organic compound featuring two ethynyl groups on a naphthalene backbone, making it a valuable building block in advanced materials chemistry. Its rigid, conjugated structure is critical for synthesizing novel polymers and molecular frameworks with tailored electronic and optical properties. This compound is essential for researchers and manufacturers in the fields of organic electronics, photonics, and materials science who require precise molecular components for cutting-edge applications.

Application

• Key monomer for the synthesis of rigid, conjugated polymers and polyarylene ethynylenes (PAEs).
• Building block in the development of advanced organic semiconductors for electronic devices.
• Precursor for creating novel metal-organic frameworks (MOFs) and coordination polymers with specific pore architectures.
• Intermediate in pharmaceutical research for constructing complex polycyclic structures.
• Component in the synthesis of molecular wires and components for molecular electronics.
• Starting material for dyes and pigments with enhanced thermal and photostability.
• Research chemical for studying acetylenic scaffolding and annulation reactions in organic synthesis.

Basic Information

Product Name	1,8-Diethynylnaphthalene
CAS No.	18067-44-2
Molecular Formula	C₁₄H₈
Molecular Weight	176.21 g/mol
Synonyms	1,8-Bis(ethynyl)naphthalene; Naphthalene-1,8-diylbis(ethyne); 1,8-Diethynyl-naphthalin; 1,8-Naphthalenediylbis(acetylene); 1,8-Bis(ethynyl)naphthalin
EINECS	Contact for details

Quality Control

Our 1,8-Diethynylnaphthalene is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC, NMR, and GC-MS, to verify identity and quantify impurities. A detailed Certificate of Analysis (COA) documenting all test results is provided with every shipment to support your quality assurance and R&D processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This compound may be sensitive to prolonged exposure to air and light; for long-term storage, consider an inert atmosphere.

Specification

Item	Specification
Appearance	Off-white to light yellow 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.