Shandong Huashang Chemical Co., Ltd. is a high-tech enterprise focused on industry of fine chemicals research and develop, produce and sale. Shandong Huashang Chemical Co., Ltd. is located in Shan Dong Ji Nan China. we have the ability to provide you high quality products. More than 90 % of our products are exported to developed countries and regions such as north America, Europe, Japan, South Korea and the Middle East.
Basic Information
Product Name: 2-Ethylhexanoic acid
CAS Number: 149-57-5
Alias: Octoic acid, 2-Ethylcaproic acid
Molecular Formula: C8H16O2
Molecular Weight: 144.21
IUPAC Name: 2-ethylhexanoic acid
Structural Information
- Structure Type: Branched aliphatic monocarboxylic acid
- Structural Features: Eight-carbon branched alkyl chain with one terminal carboxyl group, good complexing ability for metal ions
Physical & Chemical Properties
- Appearance: Colorless transparent oily liquid
- Odor: Slight fatty acid odor
- Melting Point: -83 °C
- Boiling Point: 228 °C
- Density: 0.903 g/cm3 (20°C)
- Solubility: Slightly soluble in water; miscible with ethanol, ether, acetone, mineral oil
- Stability: Stable at room temperature; reacts with alkalis to form metal salts; avoid strong oxidants
Synthesis & Applications
Production Method
Butyraldehyde self-condensation, hydrogenation and oxidation to obtain finished product after distillation purification.
Main Applications
- Metal salt raw material: Cobalt, manganese, zinc 2-ethylhexanoate used as paint driers and catalyst
- PVC heat stabilizer raw material
- Cosmetic & daily chemical ester intermediate
- Lubricant additive, anti-rust agent for metal processing
Safety & Storage Instructions
- Hazard Classification: Skin, eye and respiratory irritant
- Personal Protection: Chemical goggles, solvent-resistant gloves, ventilated operation
- Storage Condition: Sealed cool dry warehouse, separate from strong bases and oxidants
- Transportation: General industrial chemicals, prevent leakage and high temperature
Quality Specifications
- Purity: ≥99.0% (GC)
- Moisture: ≤0.1%
- Color (APHA): ≤20
Information Summary Table
| Item | Specification |
| CAS Number | 149-57-5 |
| Product Name | 2-Ethylhexanoic acid |
| Synonym | 2-Ethylcaproic acid |
| Molecular Formula | C8H16O2 |
| Molecular Weight | 144.21 |
| Appearance | Colorless oily liquid |
| Boiling Point | 228 °C |
| Solubility | Slightly soluble in water, soluble in organic solvents |
| Purity Standard | ≥99.0% |
| Storage Condition | Sealed cool place, away from alkali & oxidants |
| Hazard Property | Irritant to skin, eyes and respiratory tract |
| Main Usage | Metal drier raw material, PVC stabilizer intermediate, lubricant additive |
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