n-Butyl fumarate (105-76-0)
1. Basic Information
Chemical Name: Dibutyl Maleate
Chinese Aliases: Di-n-butyl maleate; Dibutyl maleate; Butyl maleate ester; Cis-butenedioate dibutyl ester
English Name: Dibutyl Maleate
Molecular Formula: C₁₂H₂₀O₄
Molecular Weight: 228.28
CAS Number: 105-76-0
EINECS Number: 203-328-4
Appearance: Colorless transparent liquid with an ester-like smell
2. Technical Specifications
| Item | Premium Grade | First Grade | Qualified Grade |
|------|---------------|-------------|----------------|
| Appearance | Transparent, oily liquid with no visible impurities | | |
| Color (Pt-Co) ≤ | 30 | 50 | 100 |
| Flash Point ℃ ≥ | 130 | 125 | - |
| Acid Value mgKOH/g ≤ | 0.1 | 0.15 | 0.2 |
| Dibutyl Maleate Content % ≥ | 98.0 | 96.0 | 95.0 |
| Total Ester Content % ≥ | 99.0 | 98.0 | 96.0 |
| Water Content % ≤ | 0.10 | 0.15 | - |
(The above parameters are for reference; the actual factory test report shall prevail.)
3. Packaging Specifications
Standard packaging is 200 kg per galvanized iron drum or IBC ton barrel, and can be customized according to customer requirements.