EINECS: 201-507-1
Molecular Formula: C₁₇H₂₀N₄O₆
Synonyms: Vitamin B2-Riboflavin(Vitamin B2)USP/BP/EP; VB2 (Riboflavin); (-)-Riboflavin; 1-Deoxy-1-(3,4-dihydro-7,8-dimethyl-2,4-dioxobenzo[g]pteridin-10(2H)-yl)-D-ribitol; 6,7-Dimethyl-9-ribitylisoalloxazine; Beflavin; Beflavine; Benzo[g]pteridine-2,4(3H,10H)-dione,7,8-dimethyl-10-(D-ribo-2,3,4,5-tetrahydroxypentyl)-; C.I. 50900; C.I. FoodYellow 15; D-Ribitol,1-deoxy-1-(3,4-dihydro-7,8-dimethyl-2,4-dioxobenzo[g]pteridin-10(2H)-yl)-; E101; E 101 (dye); Flavaxin; Flavin BB; Flaxain; Food Yellow 15; Hyre; Lactobene; Lactoflavin; Lactoflavine; NCI 0033298; San Yellow B; Vitaflavine; Vitamin G;
Appearance: Yellow to orange/yellow crystalline powd
Molecular Weight: 376.37
Density: 1.65
Melting Point: 290℃
Alpha: -135 o (C=5, 0.05 M NAOH)
Storage Temperature: 2-8°C
Refractive index: -135 ° (C=0.5, JP Method)
Solubility: Water solubility: 0.07 g/L (20 °C)
Stability: Stable, but light-sensitive. Incompatible with strong oxidizing agents, reducing agents, bases, calcium, metallic salts. May be moisture sensitive.
Usage: Inhibitor of poly(ethylene glycol) oxidation.