Description

9-Ethynylphenanthrene is a high-purity, functionalized polycyclic aromatic hydrocarbon (PAH) building block. This compound is valued for its rigid phenanthrene core and reactive ethynyl group, making it a versatile intermediate in advanced materials science and organic synthesis. It is primarily sought by researchers and manufacturers in the fields of organic electronics, photovoltaics, and as a precursor for complex molecular architectures.

Application

• Organic Semiconductor Precursor: A key building block for the synthesis of novel organic semiconductors and hole/electron transport materials used in OLEDs and OFETs.
• Ligand Synthesis for Catalysis: Used to create sophisticated ligands for transition metal catalysts, particularly in cross-coupling reactions.
• Polymer and Dendrimer Chemistry: Serves as a monomer or core unit in the development of conjugated polymers, dendrimers, and other functional macromolecules.
• Fluorescent Probe Development: Utilized in the design of fluorescent dyes and molecular probes due to the inherent photophysical properties of the phenanthrene scaffold.
• Material Science Research: Employed in academic and industrial R&D for creating new carbon-based nanomaterials and molecular wires.
• Pharmaceutical Intermediate: Acts as a sophisticated synthetic intermediate in the research phase for developing potential therapeutic agents.

Basic Information

Product Name	9-Ethynylphenanthrene
CAS No.	32870-98-7
Molecular Formula	C₁₆H₁₀
Molecular Weight	202.25 g/mol
Synonyms	Phenanthrene, 9-ethynyl-; 9-Ethynyl-phenanthrene; 9-Phenanthrenylethyne; Ethynylphenanthrene; 32870-98-7; 9-Ethynyl-phenanthrene; 9-(Ethynyl)phenanthrene
EINECS	Contact for details

Quality Control

Every batch of 9-Ethynylphenanthrene is produced and analyzed under strict quality management protocols. We guarantee high chemical purity and lot-to-lot consistency, which is critical for research reproducibility and process development. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to ensure it meets your specific research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry place at room temperature (15-25°C). Due to its sensitivity to oxidation, the container should be sealed immediately after use to minimize exposure to air.

Specification

Item	Specification
Appearance	White to off-white 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.