Description

[8]Cycloparaphenylene CAS NO 1217269-85-6 is a highly specialized, macrocyclic hydrocarbon belonging to the cycloparaphenylene (CPP) family, characterized by its unique hoop-shaped structure composed of eight para-linked benzene rings. This compound is of significant scientific and industrial interest as a precise, curved segment of carbon nanotubes, enabling groundbreaking research in supramolecular chemistry, organic electronics, and nanotechnology. It is essential for researchers and developers in advanced materials science, organic synthesis, and next-generation semiconductor applications seeking to explore and manipulate nanoscale carbon-based structures.

Application

• Organic Electronics: As a key precursor or template for the bottom-up synthesis of uniform carbon nanotubes and novel carbon allotropes for transistors, sensors, and conductive films.
• Supramolecular Chemistry & Host-Guest Systems: Utilizing its defined nanocavity for the selective encapsulation of fullerenes (e.g., C60), metal ions, or small molecules to create functional complexes and molecular machines.
• Advanced Materials Research: Serving as a fundamental building block for developing new porous materials, molecular sieves, and nanoreactors with tailored properties.
• Photonics & Optoelectronics: Investigating its unique photophysical properties for potential use in light-emitting devices, optical sensors, and nonlinear optical materials.
• Catalysis: Acting as a ligand or support to create novel catalytic systems with enhanced selectivity and activity.
• Academic & Industrial R&D: A critical high-purity reference standard and synthetic intermediate for universities, national labs, and corporate R&D departments exploring the frontiers of nanocarbon science.

Basic Information

Product Name	[8]Cycloparaphenylene
CAS No.	1217269-85-6
Molecular Formula	C48H24
Molecular Weight	600.71 g/mol
Synonyms	[8]CPP; Cyclo[8](1,4-phenylene); Octaphenylene Cyclooctaphenylene; [8]Cycloparaphenylene; 1,2,3,4,5,6,7,8-Cyclooctaphenylene; Carbon Nanohoop [8]; [8]Cycloparaphenylene (CPP[8]); [8]CPP Nanoring
EINECS	Contact for details

Quality Control

Our [8]Cycloparaphenylene is produced and handled under stringent quality protocols to ensure the highest purity and batch-to-batch consistency required for advanced research. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing key analytical results, including purity by HPLC, structural confirmation by NMR and MS, and impurity profiling. We adhere to rigorous in-house specifications to meet the exacting demands of the scientific community.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., argon or nitrogen) at controlled room temperature (15-25°C) in a cool, dry, and well-ventilated place. Due to its sensitivity to light and potential for oxidation, prolonged exposure to air and light should be avoided. Keep the container sealed when not in use.

Specification

Item	Specification
Appearance	Yellow to orange solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95% (Area %)
Solubility	Soluble in common organic solvents (e.g., THF, Toluene, DCM)

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