Methyl tetrahydrophthalic anhydride

Abbrevation: MTHPA
CAS No: 19438-64-3, 26590-20-5
Molecular Formula: C₉H₁₀O₃
Molecular Weight: 166.17
Structural Formula:

Features:

1. high purity and light Color
2. low viscosity
3. Stable and low volatility, long shelf-life
4. good solubility
5. Low toxicity

Application: Curing agent for Epoxy resins, used in epoxy paints and adhesives; impregnating, casting and wrapping of integrated circuits.

Specification
Appearance                slight yellow liquid
Anhydride Content    ≥41.0%
Volatile Content        ≤1.0%
Free Acid                  ≤1.0 %
Freezing Point           ≤-15℃
Viscosity(25℃)         30-50 mPa·s  

Storage, Packing & Transportation