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1,3-BAC (HXDA): A High-Performance Cycloaliphatic Diamine for Advanced Epoxy Resin Applications

1,3-BAC (HXDA): A High-Performance Cycloaliphatic Diamine for Advanced Epoxy Resin Applications
July 13, 2026

Product: 1,3-Cyclohexanebis(methylamine)
CAS No.: 2579-20-6
Code: 1,3-BAC / HXDA

 

1. Product Information

Item

Information

Product Name

1,3-Cyclohexanebis(methylamine)

CAS No.

2579-20-6

Formula

C8H18N2

Molecular Weight

142.24 g/mol

Category

Alicyclic Diamine Compound

 

2. Product Description

1,3-BAC is an important alicyclic diamine compound containing two primary amino groups. It provides excellent reactivity, low viscosity and good processing performance. Due to its non-aromatic molecular structure, it improves weather resistance, anti-yellowing performance and long-term stability of polymer materials.

 

3. Key Advantages

· Low viscosity and excellent processability

· Fast curing performance

· Excellent anti-yellowing and weather resistance

· Good chemical resistance and durability

· Suitable for high-performance polymer applications

 

4. Technical Data

Item

Information

Appearance

Colorless transparent liquid

Purity

≥99.0%

Viscosity

9.1 mPa·s at 20℃

Density

0.940-0.950 g/cm³ at 25℃

Freezing Point

< -70℃

Boiling Point

Approx. 220℃

Flash Point

Approx. 113℃

 

5. Applications

Epoxy Resin Curing Agent: coatings, adhesives, electronic encapsulation and composite materials.
Polyurethane Industry: raw material for alicyclic isocyanates and advanced polyurethane systems.
Specialty Polymers: used in development of high-performance cycloaliphatic polymers.

 

6. Packaging, Storage & Safety

Packaging: 190kg iron drum.
Storage: Keep sealed in a cool and dry place. Avoid heat, sunlight, acids and oxidizing agents.
Safety: Corrosive chemical. Use appropriate protective equipment and refer to MSDS.

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