Sodium Cocoyl Amphoacetate (CAS 68334-21-4): Comprehensive Technical Guide
Table of Contents
1. Product Overview & Specifications
Sodium Cocoyl Amphoacetate (CAS 68334-21-4) is an amphoteric surfactant derived from coconut oil, featuring:
| Parameter | Specification |
|---|---|
| Chemical Formula | CnH2n+1CONHCH2CH2N(CH2COONa)CH2CH2OH |
| Molecular Weight | 380-420 g/mol |
| pH (1% sol.) | 6.0-7.5 |
| Solubility | Water-soluble |
2. Key Applications & Benefits
Primary Uses:
- Shampoos/Conditioners: Enhances foam stability while reducing eye irritation
- Baby Care Products: Meets EU Ecolabel requirements for mildness
- Household Cleaners: Improves grease removal in pH-neutral formulations
Technical Advantages:
- 96% biodegradability (OECD 301F)
- Compatible with electrolytes up to 15% concentration
- Stable between pH 4-10
3. Performance Comparison
| Parameter | Sodium Cocoyl Amphoacetate | Cocamidopropyl Betaine |
|---|---|---|
| Irritation Score | 0.8 (Draize) | 1.5 |
| Foam Volume (Ross-Miles) | 165mm | 150mm |
4. Usage Scenarios
Formulation Example: Sulfate-Free Shampoo
- 5% Sodium Cocoyl Amphoacetate
- 3% Decyl Glucoside
- Result: 30% viscosity increase vs. CAPB-based formulas
5. Client Success Stories
Case 1: EcoClean Solutions (Netherlands)
- Challenge: Develop phosphate-free dish liquid
- Solution: 8% Sodium Cocoyl Amphoacetate formulation
- Outcome: 23% faster degreasing at 35°C
Case 2: BioNaturé Cosmetics (USA)
- Challenge: Reduce preservatives in baby wipes
- Solution: 2% active in antimicrobial system
- Outcome: Passed USP 51 preservation testing
6. Request Customized Solutions
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