Description

Cyclohepta[De]Naphthalene CAS NO 208-20-8 is a high-purity polycyclic aromatic hydrocarbon (PAH) of significant interest in advanced materials research and organic synthesis. This compound serves as a critical building block and model system for developing novel organic semiconductors, dyes, and photonic materials. It is primarily sought by research institutions and industrial R&D departments in the pharmaceutical, agrochemical, and specialty chemicals sectors for its unique structural and electronic properties.

Application

• Organic Electronic Materials: Key intermediate in the synthesis of organic semiconductors for OLEDs, OFETs, and photovoltaic cells.
• Pharmaceutical Research: Used as a sophisticated scaffold or precursor in medicinal chemistry for developing new therapeutic agents.
• Dye & Pigment Industry: Acts as a core structure for creating advanced colorants and fluorescent markers with specific light-absorption properties.
• Chemical Synthesis: Serves as a versatile starting material or ligand in complex organic transformations and catalysis research.
• Analytical Standards: Provides a high-purity reference standard for environmental and analytical testing of polycyclic aromatic hydrocarbons (PAHs).
• Material Science Research: Investigated for its potential in creating novel carbon-based nanomaterials and conductive polymers.

Basic Information

Product Name	Cyclohepta[De]Naphthalene
CAS No.	208-20-8
Molecular Formula	C15H10
Molecular Weight	190.24 g/mol
Synonyms	Cyclohepta[de]naphthalene; Benzo[7,8]cyclohepta[1,2,3-de]naphthalene; 1,2,3,5,6,7,8,9-Octahydrocyclohepta[de]naphthalene; 1,2,3,5,6,7,8,9-Octahydrobenzo[7,8]cyclohepta[1,2,3-de]naphthalene; Dibenzo[a,e]cycloheptatriene (related structure); Perhydrocyclohepta[de]naphthalene (fully hydrogenated form); Contact for additional trade names.
EINECS	205-906-6

Quality Control

Our Cyclohepta[De]Naphthalene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and batch-to-batch consistency suitable for research and development applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.