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: C9-11 PARETH-3
CAS Number: 68439-46-3
Alias: C9?C11 alcohol ethoxylate, 3 mol EO
Composition: Mixture of linear C9~C11 fatty alcohols ethoxylated with average 3 moles ethylene oxide
**No fixed single molecular formula / molecular weight (polyether mixture)
Structural Information
- Structure Type: Nonionic surfactant, fatty alcohol ethoxylate
- Structural Features: C9-C11 alkyl chain + polyoxyethylene hydrophilic segment (average 3 EO units)
Physical & Chemical Properties
- Appearance: Clear pale yellow oily liquid
- Odor: Mild fatty alcohol odor
- Density: ~0.94–0.97 g/cm3
- Cloud Point: <25 °C
- Solubility: Dispersible in water; fully miscible with alcohols, hydrocarbons, esters
- Stability: Stable under neutral & weak alkaline conditions; incompatible with strong oxidants and concentrated acid
Synthesis & Applications
Production Method
Ethoxylation of C9-C11 synthetic linear fatty alcohols with ethylene oxide under alkaline catalyst.
Main Applications
- Industrial cleaning: Heavy-duty degreaser for metal, vehicle, textile cleaning
- Emulsifier & wetting agent for agrochemical formulations
- Low-foam surfactant for industrial washing, printing & dyeing auxiliaries
- Penetrant for paint, coating and leather processing
Safety & Storage Instructions
- Hazard Classification: Mild irritant to skin, eyes and respiratory tract
- Personal Protection: Chemical goggles, nitrile gloves; avoid aerosol inhalation
- Storage Condition: Hermetically sealed, cool dry ventilated warehouse; separate from strong acids, oxidants
- Transportation: General industrial chemical; prevent leakage and direct sunlight
Quality Specifications
- Active content: ≥99%
- Water content: ≤0.3%
- pH (1% aqueous solution): 5.0–7.0
- EO average addition: 3 mol
Information Summary Table
| Item | Specification |
| CAS Number | 68439-46-3 |
| Product Name | C9-11 PARETH-3 |
| Synonym | C9-C11 alcohol ethoxylate 3EO |
| Type | Nonionic surfactant mixture |
| Appearance | Pale yellow clear oily liquid |
| Density | 0.94–0.97 g/cm3 |
| Solubility | Water-dispersible, soluble in organic solvents |
| Active Content | ≥99% |
| Storage Condition | Sealed cool dry place, away from strong acid/oxidants |
| Hazard Property | Mild skin & eye irritant |
| Main Usage | Industrial degreaser, wetting agent, agro emulsifier |
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