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Alpha-Carotene

CAS Number
7488-99-5
EC Number
200-838-9
Chemical Formula
C40H56
Molecular Weight
536.9 g/mol

Description

Alpha-Carotene (CAS 7488-99-5 ) is a naturally occurring carotenoid pigment found primarily in carrots, pumpkin, and other orange-yellow produce. It functions as a provitamin A precursor and antioxidant across food, nutraceutical, and cosmetic applications. In food and beverage manufacturing, it is used as a natural colorant to achieve orange-yellow hues in juices, dairy products, and processed foods without synthetic dyes. This makes it a preferred choice for clean-label formulations. Nutraceutical and dietary supplement formulators incorporate it into softgels and capsules targeting provitamin A delivery. It is often used alongside beta-carotene to provide a broader carotenoid profile for consumer health products. In cosmetic and personal care formulations, it is used in skin-tone products, serums, and anti-aging creams. The carotenoid antioxidant activity supports product positioning in the high-end skincare market. Pharmaceutical researchers also use it as a reference standard or active ingredient in carotenoid-based formulations under clinical investigation. It meets rigorous testing requirements for specialized laboratory applications. Alpha-Carotene is available as a crystalline powder or in oil suspension, with oil-dispersed forms preferred for encapsulation. Supply is offered in natural-source extracts, often standardized to defined concentrations. Food-grade and research-grade specifications are the most commonly sourced, with documentation typically including HPLC purity data. These standards ensure the material meets the necessary safety and quality benchmarks. Contact us for supply of Alpha-Carotene Request Quote

Other Names (Synonyms)

Alpha carotene (stereochemistry specified) | α-carotene (natural) | 1,3,3-trimethyl-2-[(1e,3e,5e,7e,9e,11e,13e,15e,17e)-3,7,12,16-tetramethyl-18-[(1r)-2,6,6-trimethylcyclohex-2-en-1-yl]octadeca-1,3,5,7,9,11,13,15,17-nonaenyl]cyclohexene

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

Physical Properties

Melting Point187.5 °C
Boiling Point644.94°C (rough estimate)
Density0.9380 (estimate)
ColorOrange to Very Dark Orange
OdorSlight characteristic
Formneat
Refractive Index1.5630 (estimate)

Trade & Regulatory

HS Code32041990
UN Number1593
ADR Class6.1
Packing GroupIII
Storage Class11 - Combustible Solids
WGK (Germany)3