Oleth-3 CAS 5274-66-8 is oleyl alcohol ethoxylate (3 EO units), lipophilic non-ionic surfactant with HLB 7-8. It is widely used as co-emulsifier, emollient and dispersant for cosmetic creams, lotions and hair-care formulations. TNJ Chemical is a professional manufacturer and exporter since 2001. If you need to buy this product with competitive price, please contact us at sales@tnjchem.com
Product Name: Oleth-3
CAS No: 5274-66-8INCI Name: Oleth-3
Synonyms: Oley Alcohol Polyoxyethylene‑3 Ether, (Z)-2-[2-[2-(9-octadecenyloxy)ethoxy]ethoxy]ethanol
Molecular Formula: C₂₄H₄₈O₄Molecular Weight: 400.64 g/mol
1. Chemical-Physical Properties
Appearance Pale yellow oily liquid
HLB Value 7-8
Melting Point ~10-15 ℃
Solubility Dispersible in water; soluble in oils, alcohols, esters
Iodine Value 50-65 gI₂/100g
2. Quality Specification (Cosmetic Grade)
| Test Item | Specification |
|---|---|
| Hydroxyl Value (mgKOH/g) | 125‑140 |
| Moisture (%) | ≤0.5 |
| Acid Value (mgKOH/g) | ≤1.0 |
| Saponification Value (mgKOH/g) | ≤2.0 |
| Color (APHA) | ≤200 |
| Free Oleyl Alcohol (%) | 25‑35 |
3. Application
Cosmetic field: Lipophilic non-ionic surfactant, water-in-oil co-emulsifier, used for cream, lotion, hair care products, makeup base.
Acts as solubilizer, emollient, pigment dispersant.
Industrial use: emulsifier for metal working fluid, lubricant additive.
4. Packing, Transportation & Storage
Packing: 200 kg iron drum
Storage: Keep sealed, cool and dry warehouse, avoid high temperature.
Shelf-life: 12 months under original sealed condition.
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