Description

4,4'-Methylenebis[n-sec-Butylaniline] is a specialized aromatic amine derivative primarily used as a high-performance curing agent and chemical intermediate. This compound is valued for its role in producing materials with enhanced thermal stability and mechanical properties. It is essential for manufacturers in the polymer, epoxy resin, and specialty chemical industries seeking reliable and consistent raw materials for advanced formulations.

Application

• Epoxy Curing Agent: A key component for curing epoxy resins, imparting excellent flexibility and chemical resistance to the final polymer.
• Polyurethane Production: Serves as a chain extender or curing agent in the synthesis of polyurethane elastomers and coatings.
• Rubber Vulcanization: Acts as a vulcanizing or accelerating agent in the production of specialty synthetic rubbers.
• Polymer Modification: Used as a monomer or modifier in the synthesis of polyamides, polyimides, and other high-performance polymers.
• Chemical Intermediate: A crucial building block for synthesizing dyes, pigments, and other complex organic compounds.
• Adhesive & Sealant Formulations: Enhances the curing profile and final properties of industrial adhesives and sealants.

Basic Information

Product Name	4,4'-Methylenebis[n-sec-Butylaniline]
CAS No.	5285-60-9
Molecular Formula	C25H38N2
Molecular Weight	366.59 g/mol
Synonyms	4,4'-Methylenebis(2-sec-butylaniline); Bis(4-(sec-butylamino)phenyl)methane; MBBA; 2,2'-Disec-butyl-4,4'-methylenedianiline; MDA-s-Bu; Cure Agent M; Anchor Cure 1070; 4,4'-(Methylenedi-p-phenylene)bis(sec-butylamine)
EINECS	226-104-6

Quality Control

Our 4,4'-Methylenebis[n-sec-Butylaniline] is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including assay, identification, and impurity profiling, to ensure it meets precise customer specifications and industry standards. A comprehensive Certificate of Analysis (COA) detailing purity, physical properties, and test results is 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). Keep away from heat, open flames, and incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Light yellow to amber liquid or solid
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Color (Gardner)	≤ 6

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