Description

Tetraphenylene, 95 CAS NO 212-74-8 is a high-purity, polycyclic aromatic hydrocarbon characterized by its unique planar structure composed of four fused benzene rings. This compound serves as a valuable organic building block and advanced material precursor in sophisticated chemical synthesis. It is primarily utilized by research institutions and industrial R&D departments focused on developing novel organic semiconductors, liquid crystals, and photonic materials.

Application

• Organic Electronic Materials: Key precursor for the synthesis of organic semiconductors and charge-transport materials used in OLEDs and OFETs.
• Liquid Crystal Chemistry: Serves as a rigid, planar core structure for designing novel liquid crystal molecules with specific mesophase properties.
• Coordination Chemistry & Ligand Design: Acts as a bridging or chelating ligand in organometallic chemistry and catalyst design due to its π-conjugated system.
• Polymer Science: Used as a monomer or additive to create polymers with enhanced thermal stability, rigidity, and electronic properties.
• Photophysics Research: Fundamental compound for studying photoluminescence, energy transfer, and exciton dynamics in polycyclic aromatic systems.
• Chemical Synthesis Intermediate: A versatile starting material for the preparation of more complex, functionalized polyaromatic hydrocarbons and nanographenes.

Basic Information

Product Name	Tetraphenylene, 95 CAS NO 212-74-8
CAS No.	212-74-8
Molecular Formula	C24H16
Molecular Weight	304.39 g/mol
Synonyms	9,10:11,12-Dibenzoperylene; Dibenzo[fg,op]tetracene; Tetrabenzo[a,c,h,j]anthracene; 1,2:3,4:5,6:7,8-Tetrabenzoanthracene; NSC 61794; [4]Phenylene; 1,2,3,4-Tetrabenzoanthracene
EINECS	205-267-6

Quality Control

Our Tetraphenylene is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with each shipment, which includes results from HPLC, NMR, and other relevant analytical techniques to verify the product meets the specified 95% purity grade and other critical parameters.

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 strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to light brown powder or crystals
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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