Product Name: 4,4′-Methylene-bis(2-ethylaniline)

Synonyms: 4,4′-methylenebis(2-ethyl-benzenamin; 4,4′-methylenebis(o-ethyl-anilin; 4,4′-methylenebis[2-ethyl-benzenamin; bis(4-Amino-3-ethylphenyl)methane; mboea; METHYLENE BIS-O-ETHYLANILINE; ME-DDM; MOEA; 4,4′-methanediylbis(2-ethylaniline); 4,4′-methylenebis[2-ethyl Benzenamine]; 4,4′-methylenebis(2-ethylbenzenamine); 4,4-methylenebis(2,6-diethylaniline); 4-[(4-amino-3-ethylphenyl)methyl]-2-ethylaniline
CAS RN.: 19900-65-3
EINECS: 243-420-1
Molecular Weight: 255.3547
Molecular Formula: C17H21NO
This Product Is An Amino-Orthoethyl-Substituted Aromatic Diamine Chain Extender. It Has Good Compatibility And Compatibility With TDI And MDI Prepolymers. The Reaction Speed Is Faster. It Can Be Used With E100 For Reaction Injection Molding And Poly. Urea Spraying Process, The Product Has Excellent Physical And Dynamic Mechanical Properties. Used For Polyurea Elastic Waterproof Material, Can Effectively Improve The Strength Of The Material, Resist Puncture And Anti-Aging Properties Of Plants. This Product Can Also Be Used As A Curing Agent For Epoxy Resins, Giving The Product A Good Tensile, Tear Resistance, Electrical Insulation And Heat Resistance.
Symb ChemTech, a premier Chinese manufacturer of specialty chemicals, brings to the global market a high-quality product: MOEA, or 4,4′-Methylenebis(2-ethylaniline), with the CAS number 19900-65-3. Known for its exceptional purity and stability, MOEA is used across various industries due to its unique chemical properties and its role in advanced material synthesis.
What is MOEA (4,4′-Methylenebis(2-ethylaniline)?
MOEA, chemically defined as 4,4′-Methylenebis(2-ethylaniline), is an aromatic amine with distinctive properties that make it a valuable component in producing polyurethane elastomers, adhesives, and coatings. Its superior stability and durability contribute to improved performance in final products, which is highly valued in manufacturing applications.
Key Properties of MOEA:
- CAS Number: 19900-65-3
- Molecular Formula: C17H22N2
- Appearance: Light brown to yellow solid
- Purity: High-grade (typically 99% and above)
Applications of MOEA
Industries globally utilize MOEA in a range of applications due to its reliability and quality:
- Polyurethane Elastomers: MOEA acts as a hardener, providing elastomers with flexibility and resilience, essential for high-wear environments.
- Coatings and Adhesives: It enhances bonding properties and improves the lifespan of coatings, particularly in industrial applications.
- Electronics and Advanced Materials: MOEA’s stability under varied temperatures makes it ideal for specialized electronic materials, including high-performance plastics.
Why Choose Symb ChemTech for MOEA?
Symb ChemTech is recognized for rigorous quality control and advanced production techniques, ensuring that their MOEA is of the highest purity. As a trusted supplier to industries worldwide, Symb ChemTech leverages over a decade of expertise in chemical manufacturing, guaranteeing consistent and dependable delivery for international clients.
Advantages of Partnering with Symb ChemTech:
- High-Quality Manufacturing: Adherence to strict quality standards, ensuring reliable product consistency.
- Competitive Pricing: Cost-effective production allows Symb ChemTech to offer competitive prices on bulk orders.
- Global Distribution: Efficient logistics networks ensure timely delivery to key markets worldwide.
How to Order MOEA from Symb ChemTech
Symb ChemTech offers streamlined ordering for MOEA. Their dedicated sales team provides prompt service, ensuring accurate product information and timely delivery. Clients can contact Symb ChemTech directly to discuss order quantities, shipping arrangements, and additional details to ensure product suitability for their needs.
For industries requiring a dependable source of MOEA (CAS No. 19900-65-3), Symb ChemTech stands out as a top manufacturer in China. With exceptional quality control and industry experience, Symb ChemTech is committed to supporting innovation and industrial advancement with high-purity MOEA.
4,4′-Methylenebis(2-ethylbenzenamine) (MOEA)
An Interactive Product Explorer by Symb ChemTech
Elevating Material Performance
In the realm of advanced material science, 4,4′-Methylenebis(2-ethylbenzenamine), or MOEA (CAS 19900-65-3), is a versatile aromatic diamine serving as a critical curing agent and chain extender. It provides foundational chemistry for industries demanding exceptional durability, strength, and resistance. This guide explores its properties and key applications.
C₁₇H₂₂N₂
Molecular Formula
Chemical & Physical Properties
Understanding the precise properties of MOEA is crucial for its effective integration into industrial applications. Below are the defining characteristics of Symb ChemTech’s high-purity product.
| CAS Number | 19900-65-3 |
| Molecular Weight | 254.37 g/mol |
| Appearance | Amber thick liquid or low melt solid |
| Melting Point | 45.5-46.5 °C |
| Boiling Point | ~387.6 °C (estimated) |
| Density | ~1.034 g/mL (estimated) |
| Flash Point | >253 °C |
Applications Explorer
MOEA is indispensable in a wide array of high-performance industrial applications. Select a category below to discover its primary roles and see the application landscape visualized in the chart.
Why Choose Symb ChemTech?
Our commitment to excellence is built on providing a superior product with reliable service, enabling your success in developing next-generation materials.
Superior Product Purity
Rigorous quality control delivers MOEA with exceptional purity for consistent performance.
Guaranteed Supply Reliability
Robust production and streamlined logistics ensure a stable and timely supply of MOEA.
Dedicated Technical Support
Our expert team provides in-depth assistance to optimize MOEA integration in your processes.
Commitment to Safety
We adhere to strict global safety and regulatory standards for all our products.

