Description

N,N'-Bis(3-Aminophenyl)Urea is a high-purity aromatic diamine derivative, serving as a critical building block in advanced polymer synthesis. Its bifunctional structure, featuring two primary amine groups, makes it an essential monomer for creating high-performance polyureas, polyimides, and epoxy curing agents. This compound is vital for manufacturers in the aerospace, electronics, and specialty coatings industries seeking to enhance the thermal stability and mechanical properties of their materials.

Application

• Key monomer for the synthesis of high-temperature resistant polyimides and polyureas.
• Used as a curing agent or chain extender in epoxy resin systems for advanced composites.
• Intermediate in the production of azo dyes and high-performance pigments.
• Building block for pharmaceutical intermediates and active pharmaceutical ingredients (APIs).
• Raw material in the synthesis of corrosion inhibitors and metal surface treatment agents.
• Component in research and development of molecularly imprinted polymers (MIPs) for sensors.
• Used in the manufacture of adhesives and sealants requiring enhanced chemical resistance.

Basic Information

Product Name	N,N'-Bis(3-Aminophenyl)Urea
CAS No.	101-22-4
Molecular Formula	C13H14N4O
Molecular Weight	242.28 g/mol
Synonyms	1,3-Bis(3-aminophenyl)urea; 3,3'-Diaminocarbanilide; m,m'-Diaminodiphenylurea; N,N'-Di-m-aminophenylurea; Urea, N,N'-bis(3-aminophenyl)-; Urea, 1,3-bis(3-aminophenyl)-; BAPU; CAS 101-22-4
EINECS	202-929-3

Quality Control

Our N,N'-Bis(3-Aminophenyl)Urea is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting industry specifications. A detailed Certificate of Analysis (COA) is provided with each shipment, guaranteeing traceability and consistent quality for your critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). The product is hygroscopic (moisture-sensitive) and should be kept away from strong acids and oxidizing agents.

Specification

Item	Specification
Appearance	Light yellow to beige crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Melting Point	245 - 250 °C
Loss on Drying	≤ 0.5%
Heavy Metals (as Pb)	≤ 10 ppm
Residue on Ignition	≤ 0.1%

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