Vitamins
REACH
Cryptoxanthin
CAS Number
472-70-8
EC Number
200-001-8
What is Cryptoxanthin?
Cryptoxanthin (CAS 472-70-8), also known as E161c, is a naturally occurring carotenoid pigment derived primarily from paprika and citrus fruits.
Where is Cryptoxanthin used?
- Food and beverage: natural colorant delivering warm yellow and orange hues to juices, dairy items and confectionery
- Nutraceutical and dietary supplement: provitamin A source
- Cosmetic and personal care: color and antioxidant activity in skin creams, serums and color cosmetics
- Pharmaceutical manufacturers evaluate it as a natural pigment for soft gel capsules and coating systems.
Good to know: Buyers should confirm source material, extraction method and carotenoid content with suppliers, as these affect regulatory acceptance and formulation performance.
Commercial specifications
- Powder or oil suspension; concentration and carrier vary by application
- Food and supplement grades conforming to E161c specifications are the most commonly traded forms
Other Names (Synonyms)
Hydroxy-β-carotene|E161c|161c|(R)-all-trans-β-Caroten-3-ol|(3R)-β,β-Caroten-3-ol|beta-Cryptoxanthin|beta-Caroten-3-ol|Neo-beta-cryptoxanthin
What are the physical properties of Cryptoxanthin?
Melting Point 160 °C
Boiling Point 563.32°C (rough estimate)
Density 0.974±0.06 g/cm3 (20 ºC 760 Torr)
Appearance Garnet-red prisms with metallic luster. Soluble in chloroform, benzene, and pyridine; slightly soluble in alcohol and methanol.
Color Red to dark red
Form Solid
Refractive Index 1.4800 (estimate)
Log P 13.670 (est)
Which trade and regulatory codes apply to Cryptoxanthin?
HS Code 29062990
Storage Class 11 - Combustible Solids
WGK (Germany) 3