Description

Tris(4-Ethynylphenyl)Amine is a high-purity, multifunctional organic building block characterized by its rigid, conjugated structure and terminal alkyne groups. This compound matters for its role as a key precursor in the synthesis of advanced organic electronic materials and cross-linked polymeric networks. It is primarily needed by R&D and production teams in the organic semiconductor, OLED, and specialty polymer industries for constructing charge-transport layers, light-emitting materials, and high-performance resins.

Application

• As a crucial monomer for synthesizing cross-linked hole-transport materials (HTMs) in OLED and perovskite solar cell devices.
• As a building block for creating hyperbranched or dendritic polymers with tailored optoelectronic properties.
• In the development of advanced organic semiconductors and molecular wires due to its conjugated triarylamine core.
• For the preparation of metal-organic frameworks (MOFs) or coordination polymers via alkyne-based reactions.
• As a specialty cross-linking agent in high-temperature and high-performance polymer resins.
• In academic and industrial research exploring new organic electronic materials and click chemistry applications.

Basic Information

Product Name	Tris(4-Ethynylphenyl)Amine
CAS No.	189178-09-4
Molecular Formula	C24H15N
Molecular Weight	317.38 g/mol
Synonyms	N,N-Bis(4-ethynylphenyl)-4-ethynyl-aniline; Tri(4-ethynylphenyl)amine; 4,4',4''-Triethynyltriphenylamine; TEPA; Tris(4-ethynylphenyl)amine; N,N-Bis(4-ethynylphenyl)-4-ethynylaniline; 1-Ethynyl-4-[bis(4-ethynylphenyl)amino]benzene
EINECS	Contact for details

Quality Control

Our Tris(4-Ethynylphenyl)Amine is manufactured under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure high chemical purity and consistency. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance and R&D documentation.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at 2-8°C to minimize oxidation and degradation. The container should be kept in a cool, dry, and well-ventilated area, away from heat sources and incompatible materials.

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
Heavy Metals	< 10 ppm
Residual Solvents (GC)	Meets ICH guidelines

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