3,3′-Methylenedianiline
3,3′-Methylenedianiline (CAS 19471-12-6), with the linear formula CH₂(C₆H₄NH₂)₂, has a molecular weight of 198.26 g/mol. This primary amine is a key building block in polymer science, particularly for synthesising advanced materials. Its diamine structure makes it valuable in creating epoxy resins, polyamides, and polyimides, contributing to enhanced thermal stability and mechanical properties in finished products. Supplied by TSS with an assay of 97%, it serves critical roles in materials research and industrial applications.
- Synonyms
- CH2(C6H4NH2)2
Epoxy Resin Curing Agent
3,3′-Methylenedianiline acts as an effective curing agent for epoxy resins, promoting cross-linking to form rigid, high-performance thermoset polymers. This application benefits from the compound's ability to impart excellent thermal resistance and mechanical strength to cured epoxy systems.
Monomer for Polymer Synthesis
As a diamine monomer, it is utilised in the synthesis of various polymers, including polyamides and polyimides. These polymers often exhibit superior thermal stability, chemical resistance, and mechanical properties, making them suitable for demanding applications in aerospace and electronics.
Intermediate in Specialty Chemicals
The compound serves as an intermediate in the production of speciality chemicals and dyes. Its reactive amine groups allow for further chemical modifications, leading to a diverse range of downstream products for various industrial sectors.
| Molecular weight | 198.26 |
|---|---|
| Linear formula | CH2(C6H4NH2)2 |
| Assay | 97% |
| Melting point | 81-84 °C(lit.) |
Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H315Causes skin irritation
- H319Causes serious eye irritation
- H332Harmful if inhaled
- H335May cause respiratory irritation
- H351Suspected of causing cancer
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22-36/37/38-40 |
| Safety statements (S) | 7-22-26-37/39 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 3,3′-Methylenedianiline used for?
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3,3′-Methylenedianiline is primarily used as a curing agent for epoxy resins and as a monomer in the synthesis of high-performance polymers like polyamides and polyimides. It also functions as an intermediate in the production of specialty chemicals.
What is the CAS number and formula for 3,3′-Methylenedianiline?
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The CAS number for 3,3′-Methylenedianiline is 19471-12-6, and its linear formula is CH₂(C₆H₄NH₂)₂.
What grade and purity does Tech Serve Solutions supply for 3,3′-Methylenedianiline?
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Tech Serve Solutions supplies 3,3′-Methylenedianiline with a minimum assay of 97%. This product is not represented as USP, BP, EP, or any other pharmacopoeia grade; it is suitable for research and industrial applications.
How should 3,3′-Methylenedianiline be handled safely?
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Handling 3,3′-Methylenedianiline requires caution due to its H-statements (H302, H312, H315, H319, H332, H335, H351). Use appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves. Ensure adequate ventilation and avoid dust formation.
Is 3,3′-Methylenedianiline a controlled substance?
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The provided data does not indicate that 3,3′-Methylenedianiline is a controlled substance. Always verify current local regulations.
How is 3,3′-Methylenedianiline packed and shipped by TSS?
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Tech Serve Solutions ensures appropriate packaging for the export of chemicals, adhering to international shipping regulations. Specific packaging details can be provided upon request.
How can I request a sample or quote for 3,3′-Methylenedianiline?
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To request a sample or a quote for 3,3′-Methylenedianiline, please contact our sales department through the website or via the provided contact details.
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