Pigments & Colorants
REACH
Crocin
CAS Number
42553-65-1
EC Number
255-881-6
What is Crocin?
Crocin (CAS 42553-65-1), also recognized commercially as Natural Yellow 6 and Natural Yellow 19, is the principal water-soluble carotenoid pigment derived from saffron and gardenia fruit.
Where is Crocin used?
- Food and beverage: natural colorant in dairy products, confectionery, beverages and rice dishes
- Pharmaceuticals: antioxidant active in nutraceutical capsules, tablets and functional food matrices
- Personal care: natural color and antioxidant stabilization in serums, creams and color cosmetics
- It serves as a reference standard in standardized saffron extracts.
Commercial specifications
- Purity grades typically 20% to 98% content by HPLC
- Sourcing predominantly from saffron-producing regions and gardenia-based extraction facilities
Other Names (Synonyms)
trans-crocetin bis(beta-D-gentiobiosyl) ester|Natural yellow 6|Natural yellow 19|Natural red 1|crocine|crocetin digentiobioside|crocetin di-gentiobiose ester|crocetin di-beta-D-gentiobiose ester
What are the physical properties of Crocin?
Melting Point 186 °C
Boiling Point 1169.0±65.0 °C(Predicted)
Density 1.54±0.1 g/cm3(Predicted)
Color Orange to Very Dark Purple
Form Powder
Log P -4.742 (est)
Which trade and regulatory codes apply to Crocin?
HS Code 32129000
Storage Class 11 - Combustible Solids
WGK (Germany) 3