Vitamin C Ascorbyl Tetraisopalmitate
Ascorbyl tetraisopalmitate, Tetrahexyldecyl ascorbate, Vitamin C tetra-isopalmitate, VC-IP
- CAS
- 183476-82-6
- EC
- 430-110-8
- Sectors
- Personal Care & Cosmetics
Vitamin C Ascorbyl Tetraisopalmitate (CAS 183476-82-6) is a fully esterified, anhydrous-stable lipophilic ascorbic acid ester supplied as a pale yellow viscous liquid or oil, used as an antioxidant active in personal care and topical pharmaceutical formulations. Supplied as a pale yellow viscous liquid or oil, density 0.928–0.941 g/mL at 20 °C, log P 6.2, negligible vapour pressure.
Typical Properties
| Molecular formula | C70H128O10 |
|---|---|
| Molecular weight | 1129.76 g/mol |
| Form | A neat liquid |
| Density | 0.928～0.941g/mL (20°C) |
| GHS signal word | Warning · Irritant / harmful, Environmental hazard |
| Grades available | Food Grade, Pharma Grade |
Typical literature values for identification; lot-specific results are stated on the certificate of analysis (COA) and the safety data sheet (SDS) that accompany every delivery.
Vitamin C Ascorbyl Tetraisopalmitate
Applications
- Facial serums and anti-aging creams: oil-dispersible Vitamin C for anhydrous premium systems.
- Sunscreens and leave-on products: antioxidant protection in lipid-rich formulations.
- Cleansing balms and facial oils: oxidation-resistant, compatible with waterless formats.
- Topical pharmaceutical preparations: lipid-compatible for skin oxidative stress targeting.
- Cosmetic manufacturing: supplied at ≥97% purity for regulated products.
Safety & Risks
GHS Warning: H317 (may cause skin sensitisation), H400/H410 (very toxic to aquatic organisms, long-lasting effects). Avoid release to environment. Use standard PPE including gloves. Low acute systemic hazard.
Packaging
Supplied in 25 kg drums; small-lot quantities available in 1–5 kg containers. Store sealed, away from heat and light.