Description

4,4'-Methylenebis[2-[(4-Aminophenyl)Methyl]Aniline] is a specialized aromatic amine compound with a complex, multi-functional structure. This chemical serves as a critical building block and curing agent in advanced polymer synthesis, valued for its ability to impart high-performance characteristics to the final material. It is primarily sought by manufacturers in the epoxy resin, polyurethane, and high-temperature polyimide industries for applications demanding exceptional thermal stability and mechanical strength.

Application

• High-Performance Epoxy Curing Agent: Used to formulate advanced epoxy resin systems for aerospace composites, electronic encapsulants, and high-temperature adhesives.
• Polyimide Synthesis: Acts as a key monomer in the production of heat-resistant polyimide films and coatings for flexible printed circuits and insulating materials.
• Polyurethane Chain Extender: Employed to enhance the mechanical properties and thermal stability of specialized polyurethane elastomers and coatings.
• Chemical Intermediate: Serves as a precursor in the synthesis of dyes, pigments, and other complex organic compounds requiring a multi-amine core structure.
• Advanced Composite Materials: Integral in manufacturing carbon fiber-reinforced polymers (CFRP) for automotive and industrial applications.

Basic Information

Product Name	4,4'-Methylenebis[2-[(4-Aminophenyl)Methyl]Aniline]
CAS No.	65086-99-9
Molecular Formula	C27H28N4
Molecular Weight	408.54 g/mol
Synonyms	4,4'-Methylenebis(2-(4-aminobenzyl)aniline); 1,1'-Methylenebis[4-(4-aminobenzyl)benzene]; 4,4'-Methylenebis[(4-aminophenyl)methyl]benzenamine; Bis(4-amino-2-((4-aminophenyl)methyl)phenyl)methane; Tetramine-type aromatic amine hardener; MBAA; Aromatic tetraamine crosslinker
EINECS	Contact for details

Quality Control

Our production of 4,4'-Methylenebis[2-[(4-Aminophenyl)Methyl]Aniline] adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure consistency and compliance with customer specifications. Certificates of Analysis (COA) documenting all critical parameters are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is easily oxidized and should be kept under an inert atmosphere (e.g., nitrogen) for long-term storage to prevent degradation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Light yellow to brown powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.