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R2000 Riboflavin CAS: 83-88-5

Specifications
References
CAS Number
83-88-5
Grade
Cell Culture Grade
MDL Number
MFCD00005022
Molecular Formula
C₁₇H₂₀N₄O₆
Molecular Weight
376.36
EU Commodity Code
38220090
Shipping Temp
RT
Storage Temp
4°C
1-Deoxy-1-(3,4-dihydro-7,8-dimethyl-2,4-dioxobenzo[g]pteridin-10(2H)-yl)-D-ribitol; 7,8-Dimethyl-10-ribitylisoalloxazine; Beflavin; Beflavine; Flavaxin; Lactobene; Lactoflavin; Lactoflavine; NSC 33298; Ribipca; Ribocrisina; Riboderm; Ribosyn; Ribotone; Ribovel; Ricrolin; Vitaflavine; Vitamin B2; Vitamin G; Vitasan B2

Nutritional factor found in milk, eggs, malted barley, liver, kidney, heart, leafy vegetables. Richest natural source is yeast. Minute amounts present in all plant and animal cells. Vitamin (enzyme cofactor).

Synonyms
1-Deoxy-1-(3,4-dihydro-7,8-dimethyl-2,4-dioxobenzo[g]pteridin-10(2H)-yl)-D-ribitol; 7,8-Dimethyl-10-ribitylisoalloxazine; Beflavin; Beflavine; Flavaxin; Lactobene; Lactoflavin; Lactoflavine; NSC 33298; Ribipca; Ribocrisina; Riboderm; Ribosyn; Ribotone; Ribovel; Ricrolin; Vitaflavine; Vitamin B2; Vitamin G; Vitasan B2
CAS No
83-88-5
Molecular Formula
C₁₇H₂₀N₄O₆
Molecular Weight
376.36
Purity
≥98% (Assay by titration)
Appearance
Yellow or orange yellow crystalline powder
Loss of Drying
≤0.5%
Residue of Ignition
≤0.3%
Identification
To comply with USP
Lumiflaven (440nm)
≤0.025
Optical Rotation
[a]20D = -115 to -135°
Heavy Metals
≤0.001%
Lead (Pb)
≤0.0001%
Arsenic
≤0.0001%
Cadmium
≤0.0001%
Mercury
≤0.0001%
Mold and Yeast
≤100cfu/g
E. coli, Salmonella, S. aureus
Negative
Pseudomonas Aeruginosa
Negative
Microbial Count
≤1000cfu/g
Storage and Stability
May be stored at RT. Stable for 12 months after receipt. Hygroscopic.
Meets or exceeds USP/BP/EP/FCC specifications
References
Unna, K., et al.: J. Pharmacol. Exp. Ther., 76, 75 (1942), Rivlin, et al.: N. Engl. J. Med., 283, 463 (1970), Al-Shammary, F.J., et al.: Anal. Profiles Drug Subs., 19, 429 (1990)
USBio References
No references available
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