Riboflavine (vitamin B2) 98%

Supplier: Thermo Scientific Chemicals

13235-5000 13235-0250 13235-1000
TS13235-5000EA 377 USD
TS13235-5000 TS13235-0250 TS13235-1000
Riboflavine (vitamin B2) 98%
Riboflavine (vitamin B2)
Formula: C₁₇H₂₀N₄O₆
Melting Pt: 290 °C (dec.)
Storage Temperature: Ambient
MDL Number: MFCD00005022
CAS Number: 83-88-5
EINECS: 201-507-1
Merck Index: 12,08367

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Specification Test Results

Appearance Yellow to orange Powder
Infrared spectrum Conforms
Loss on drying ≤1.5 % (105°C)
Sulfated ash ≤0.1 %
Additional info lumiflavine: passes test
UV spectrophotometry (A (1%/1 cm) 328, on dried substance)
Ratio of Absorbances 0.36 to 0.39 (A444/A267)
Specific optical rotation -115° to -135° (20°C, 589 nm) (c=0.5, 0.05 M NaOH) (within 30 min., on dried substance)

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