Vitamins
REACH
Vitamin B2 Riboflavin
CAS Number
83-88-5
EC Number
201-507-1
E Number
E101
What is Vitamin B2 Riboflavin?
Riboflavin (CAS 83-88-5), also known as E101(i) in food applications, is a water-soluble B-vitamin.
Where is Vitamin B2 Riboflavin used?
- Food and beverage: nutritional fortification of breakfast cereals, infant formula, dairy alternatives and energy drinks
- Colorant: stable yellow-to-orange hue in confectionery, sauces and processed foods
- Pharmaceuticals: multivitamin tablets, B-complex capsules and parenteral nutrition solutions
- Cosmetics: face masks, serums and skin-conditioning formulations
- Feed-grade material serves premix and animal nutrition in agriculture.
Good to know: Standard grades include USP, BP, Ph. Eur. and food-grade specifications; FCC grade is available for food and dietary supplement applications requiring strict compliance.
Other Names (Synonyms)
Riboflavin|Vitasan B2|Vitamin G|Vitamin Bi|Vitamin B2|San Yellow B|Russupteridine yellow III|Ribovel|Ribotone|E101(i)
What are the physical properties of Vitamin B2 Riboflavin?
Melting Point 278-279 °C (decomp)
Boiling Point 504.93°C (rough estimate)
Density 1.2112 (rough estimate)
Flash Point 9°C
Appearance Yellow to orange/yellow crystalline powd
Color Yellow to orange
Odor Slight odour
Form Powder
Water Solubility 0.07 g/L (20 ºC)
Refractive Index -135 ° (C=0.5, JP Method)
pH 5.5-7.2 (0.07g/l, H2O, 20°C)
Log P -2.009 (est)
Which trade and regulatory codes apply to Vitamin B2 Riboflavin?
HS Code 29362300
UN Number 1230
Packing Group II
Storage Class 11 - Combustible Solids
WGK (Germany) 1