1. Product Information
Disodium N-(1-oxooctadecyl)-L-glutamate (CAS 38079-62-8) is a high-quality anionic surfactant derived from L-glutamic acid and stearic acid. Key specifications include:
- Molecular Formula: C₂₃H₄₁NNa₂O₅
- Molecular Weight: 481.55 g/mol
- Appearance: White to off-white powder
- Purity: ≥98%
- Solubility: Soluble in water, ethanol, and glycol
- Storage: Store in a cool, dry place (2-8°C)
2. Applications
Disodium N-(1-oxooctadecyl)-L-glutamate is widely used in:
- Cosmetics: Acts as a mild surfactant and emulsifier in cleansers, shampoos, and creams.
- Personal Care: Enhances foam stability and skin compatibility in bath products.
- Pharmaceuticals: Serves as a solubilizing agent for topical formulations.
- Industrial Applications: Used in textile processing and agrochemical formulations.
3. Usage Guidelines
Step-by-Step Instructions:
- Dissolution: Disperse 1-5% w/w in water or solvent under gentle stirring (40-60°C).
- Formulation: Combine with other surfactants or actives for synergistic effects.
- Mixing: Maintain pH between 5.0-7.0 for optimal stability.
- Safety: Use PPE (gloves, goggles) during handling. Rinse with water if contact occurs.
4. Usage Case Studies
Case Study 1: Gentle Facial Cleanser
Objective: Develop a sulfate-free cleanser for sensitive skin.
Formulation: 3% Disodium N-(1-oxooctadecyl)-L-glutamate blended with 2% glycerin and 1% chamomile extract.
Result: Achieved stable foam, reduced irritation, and improved skin hydration.
Case Study 2: High-Efficiency Shampoo
Objective: Enhance cleaning power without stripping natural oils.
Formulation: 4% Disodium N-(1-oxooctadecyl)-L-glutamate combined with 5% cocamidopropyl betaine.
Result: Delivered superior grease removal while maintaining scalp pH balance.


























