Description

(4-Ethynyl-Phenyl)-Diphenyl-Amine is a specialized aromatic amine derivative featuring an ethynyl functional group. This compound is a high-value intermediate of significant interest in advanced materials science and organic electronics due to its unique conjugated structure. It is primarily utilized by R&D chemists and process engineers in the pharmaceutical, agrochemical, and OLED material sectors for synthesizing novel compounds and functional materials.

Application

• OLED Material Intermediate: A key building block for the synthesis of hole-transporting materials (HTMs) and host materials in organic light-emitting diodes.
• Pharmaceutical Research: Serves as a versatile scaffold in medicinal chemistry for developing new active pharmaceutical ingredients (APIs), particularly in neurological and oncological research.
• Agrochemical Synthesis: Used in the development of novel herbicides and fungicides, leveraging its amine and alkyne functionality for structural diversification.
• Polymer & Material Science: Acts as a monomer or cross-linking agent for creating advanced polymers with specific electronic or thermal properties.
• Ligand Synthesis: Employed in the preparation of specialized ligands for catalysis and metal-organic frameworks (MOFs).
• Academic & Industrial R&D: A valuable reagent for exploratory synthesis in universities and corporate research laboratories focusing on functional organic molecules.

Basic Information

Product Name	(4-Ethynyl-Phenyl)-Diphenyl-Amine
CAS No.	205877-26-5
Molecular Formula	C20H15N
Molecular Weight	269.34 g/mol
Synonyms	N-(4-Ethynylphenyl)-N-phenylaniline; 4-(Diphenylamino)phenylacetylene; N,N-Diphenyl-4-ethynylaniline; 4-Ethynyltriphenylamine; p-Ethynyltriphenylamine; TPA-alkyne; Hole Transport Material Intermediate; 4-EPA
EINECS	Contact for details

Quality Control

Every batch of (4-Ethynyl-Phenyl)-Diphenyl-Amine is manufactured and tested under a strict quality management system. We ensure high purity and consistency through advanced analytical techniques including HPLC, GC, and NMR. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment. Our quality commitment aligns with cGMP principles for reliable supply to regulated industries.

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 heat, sparks, and open flame. Due to its light-sensitive nature, handling and packaging should minimize exposure to direct light.

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
Residue on Ignition	≤ 0.5%
Heavy Metals	< 20 ppm

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