
3-O-Ethyl Ascorbic Acid (CAS 86404-04-8) | Stable Vitamin C Cosmetic Ingredient | Amorewell
Product Information
Product Overview
3-O-Ethyl Ascorbic Acid is a next-generation stable Vitamin C derivative (ascorbic acid ether) widely used in cosmetic formulations.
Compared with pure Vitamin C, it offers higher stability, better skin penetration potential, and lower irritation, making it ideal for modern skincare systems.
It is widely used in brightening, anti-aging, and antioxidant cosmetic products, especially in high-performance serum formulations.
Key Benefits
✔ Stable and non-oxidizing Vitamin C derivative
✔ Helps improve skin brightness and radiance appearance
✔ Supports antioxidant protection against environmental stress
✔ Contributes to collagen-related skin conditioning systems
✔ Mild and suitable for sensitive skin formulations
✔ Oil- and water-compatible (formulation dependent)
Applications
Skincare Applications
- Brightening serums
- Anti-aging creams
- Whitening/spot care products
- Daily skincare formulations
- Sensitive skin brightening systems
Functional Cosmetic Systems
- Vitamin C stable delivery systems
- Antioxidant skincare complexes
- Collagen-supporting formulations
- Radiance-enhancing serum systems
Specifications
| Item | Specifications |
| Appearance | White crystalline powder |
| Assay | ≥ 99.5 % |
| Water solubility (100g/L) | Colorless to yellowish transparent liquid |
| Maximum single impurity | ≤ 0.05 |
| Melting point | 111.0~116.0℃ |
| Residue on ignition | ≤ 0.5% |
| Loss on drying | ≤ 1.0% |
| pH (3%W/V) | 3.0-5.5 |
| Arsenic | ≤ 1 ppm |
| Heavy metal | ≤ 5 ppm |
Why Choose Amorewell 3-O-Ethyl Ascorbic Acid
Amorewell supplies high-performance Vitamin C derivatives for global cosmetic formulators.
✔ Excellent stability compared to L-ascorbic acid
✔ Strong formulation compatibility
✔ Suitable for high-end serum systems
✔ Consistent batch quality
✔ Global cosmetic ingredient supply capability
Packaging
- 100 g / bottle
- 500 g / bottle
- 1 kg / bag
- 25 kg / drum
- Customized packaging available
Related Products
3-O-Ethyl Ascorbic Acid (CAS 86404-04-8) | Stable Vitamin C Cosmetic Ingredient | Amorewell
- INCI Name: 3-O-Ethyl Ascorbic Acid
- CAS Number: 86404-04-8
- Molecular Formula: C8H12O6
- Molecular Weight: 204.18
- Appearance: White crystalline powder
- Purity: ≥98%
- Function: Antioxidant / skin brightening agent
- Type: Vitamin C derivative (ethylated ascorbic acid)
- Solubility: Water soluble / partially oil compatible



