(-)-核黄素 98%

供应商: Thermo Fisher Scientific

Synonyms: 乳黄素, 维生素 B2, 维生素 G

132350250 132351000
ACRO132350250EA 0 CNY
ACRO132350250 ACRO132351000
(-)-核黄素 98%
(-)-核黄素
分子式: C₁₇H₂₀N₄O₆
溶点: 290 °C (dec.)
存储条件: Ambient
MDL编号: MFCD00005022
CAS号: 83-88-5
EINECS: 201-507-1
Merck Index: 12,08367

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产品技术规格

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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