Description

[1,1'-Biphenyl]-4,4'-Diamine, N,N'-Bis(4-Aminophenyl)-N,N'-Diphenyl- is a high-purity, tetra-functional aromatic amine derivative, serving as a critical building block in advanced polymer synthesis. Its molecular structure, featuring multiple reactive amine groups, makes it an essential precursor for creating high-performance materials with tailored thermal and mechanical properties. This compound is primarily sought by manufacturers in the electronics, aerospace, and specialty coatings industries for developing polyimides, epoxy curing agents, and other high-temperature polymers.

Application

• Polymer Synthesis: A key monomer for the production of high-performance polyimides and polyamides used in flexible printed circuits (FPC) and high-temperature films.
• Epoxy Curing Agent: Acts as a cross-linking agent for epoxy resins, enhancing thermal stability and chemical resistance in advanced composite materials.
• Liquid Crystal Polymers (LCPs): Serves as a diamine component in the synthesis of LCPs for electronic components and precision moldings.
• Photoresist and Electronic Chemicals: Used in the formulation of photosensitive polymers and dielectric materials for semiconductor manufacturing.
• Specialty Coatings: Incorporated into coatings requiring exceptional heat resistance, adhesion, and durability for aerospace and automotive applications.
• Chemical Intermediate: A versatile building block for further organic synthesis of dyes, pigments, and pharmaceutical agents.

Basic Information

Product Name	[1,1'-Biphenyl]-4,4'-Diamine, N,N'-Bis(4-Aminophenyl)-N,N'-Diphenyl-
CAS No.	155557-65-6
Molecular Formula	C30H26N4
Molecular Weight	442.56 g/mol
Synonyms	N,N,N',N'-Tetrakis(4-aminophenyl)-1,1'-biphenyl-4,4'-diamine; 4,4'-Bis[N,N-bis(4-aminophenyl)amino]biphenyl; BAPB; Tetraaminotetraphenylbiphenyl; N,N'-Bis(4-aminophenyl)-N,N'-diphenyl-[1,1'-biphenyl]-4,4'-diamine; 1,1'-Biphenyl-4,4'-diamine, N,N'-bis(4-aminophenyl)-N,N'-diphenyl-; TAPB
EINECS	Contact for details

Quality Control

Our [1,1'-Biphenyl]-4,4'-Diamine, N,N'-Bis(4-Aminophenyl)-N,N'-Diphenyl- is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the stringent requirements for advanced material synthesis. Certificates of Analysis (COA) detailing all specifications are available upon request to support your quality assurance and regulatory compliance needs.

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). This product is light-sensitive (store away from light) and should be handled under an inert atmosphere if prolonged exposure is anticipated to prevent oxidation.

Specification

Item	Specification
Appearance	Light yellow to beige crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	285°C - 295°C
Loss on Drying	≤ 0.5%
Heavy Metals (as Pb)	≤ 10 ppm

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