Alpha-Carotene
Alpha carotene (stereochemistry specified), α-carotene (natural)
- CAS
- 7488-99-5
- EC
- 200-838-9
- Sectors
- Food & Nutrition, Nutraceuticals & Supplements, Personal Care & Cosmetics
Alpha-Carotene (CAS 7488-99-5) is a naturally occurring carotenoid pigment and provitamin A precursor that appears as an orange to very dark orange crystalline solid, occurs in orange-yellow produce such as carrots and pumpkin, and is supplied in oil-dispersed and crystalline powder forms for food, nutraceutical and cosmetic uses. It presents as an orange to very dark orange crystalline solid, density approximately 0.938 g/cm³, melting point 187.5 °C, refractive index 1.563. It functions as a carotenoid antioxidant and natural pigment, supplied to food, nutraceutical, and cosmetic manufacturers typically standardised by HPLC purity.
Typical Properties
| Molecular formula | C40H56 |
|---|---|
| Molecular weight | 536.87 g/mol |
| Form | neat |
| Color | Orange to Very Dark Orange |
| Odor | Slight characteristic |
| Melting point | 187.5 °C |
| HS code | 32041990 |
| Grades available | Food 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.
Alpha-Carotene
Applications
- Nutraceuticals & Supplements: softgels and capsules combining provitamin A carotenoids.
- Food & Beverage: natural orange-yellow colorant in juices, dairy, processed foods.
- Personal Care & Cosmetics: serums and anti-aging creams for antioxidant activity.
- Pharmaceutical Research: active ingredient in clinical carotenoid-based formulations.
- Animal Feed: natural pigment and provitamin A in feed premixes.
Safety & Risks
Not classified as hazardous under GHS. Low acute toxicity; handle with standard PPE. Avoid prolonged skin and eye contact. Store away from heat, light, and moisture; keep containers sealed.
Packaging
Supplied in 25 kg drums or cartons; 1–5 kg small-lot options available. Store cool, dry, and away from direct light.