Description

4'-(Diphenylamino)-[1,1'-Biphenyl]-4-Carbaldehyde is a high-purity organic compound, specifically a functionalized biphenyl derivative, that serves as a critical building block in advanced materials synthesis. Its value lies in its unique molecular structure, featuring both an aldehyde and a diphenylamino group, which makes it an essential precursor for creating complex molecules with specific electronic or optical properties. This chemical is primarily needed by R&D and production teams in the pharmaceutical, agrochemical, and organic electronics (OLED) industries for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key starting material for the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs), particularly in therapeutic areas requiring complex heterocyclic systems.
• Organic Light-Emitting Diode (OLED) Materials: Serves as a crucial precursor for synthesizing hole-transporting materials (HTMs) and host or dopant materials in OLED displays and lighting.
• Agrochemical Synthesis: Used in the research and development of new pesticides and herbicides, where its biphenyl core is incorporated into bioactive molecules.
• Dye and Pigment Manufacturing: Acts as an intermediate for producing advanced dyes, pigments, and photochromic materials due to its conjugated system and functional groups.
• Academic and Industrial Research: Employed in organic synthesis laboratories as a versatile building block for constructing complex molecular architectures for material science and chemical biology studies.
• Liquid Crystal and Electro-Optic Material Development: Utilized in the synthesis of components for liquid crystal displays (LCDs) and other electro-optic applications.

Basic Information

Product Name	4'-(Diphenylamino)-[1,1'-Biphenyl]-4-Carbaldehyde
CAS No.	133878-93-0
Molecular Formula	C25H19NO
Molecular Weight	349.43 g/mol
Synonyms	4-(Diphenylamino)biphenyl-4-carboxaldehyde; 4'-Diphenylamino-[1,1'-biphenyl]-4-carboxaldehyde; 4-(N,N-Diphenylamino)-[1,1'-biphenyl]-4'-carboxaldehyde; 4-Formyl-4'-(diphenylamino)biphenyl; 4-(Diphenylamino)-[1,1'-biphenyl]-4-carbaldehyde; [1,1'-Biphenyl]-4-carboxaldehyde, 4'-(diphenylamino)-; 4'-(Diphenylamino)biphenyl-4-carbaldehyde; TPD-CHO (common abbreviation in OLED research)
EINECS	Contact for details

Quality Control

Our 4'-(Diphenylamino)-[1,1'-Biphenyl]-4-Carbaldehyde is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of research and industrial applications. Standard quality parameters are verified by techniques including HPLC, NMR, and GC-MS. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its nature as an easily oxidized compound, it is recommended to store under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation. Keep away from heat, sparks, and open flames.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0% (Area %)
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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