(-)-核黄素
供应商: TCI
Synonyms:
乳黄素, 维生素 B2, 维生素 G
R0020-25G
R0020-500G
TCIAR0020-25GEA
0
CNY
TCIAR0020-25G
TCIAR0020-500G
(-)-核黄素
(-)-核黄素
分子式:
C₁₇H₂₀N₄O₆ 溶点: 280 °C 存储条件: Ambient |
MDL编号:
MFCD00005022 CAS号: 83-88-5 EINECS: 201-507-1 Merck Index: 14,08200 |
|
产品技术规格
Appearance | White to Yellow to Orange powder to crystal |
Specific rotation [a]20/D | -128.0 to -142.0 deg (C=0.5, JP Method) |
Absorbance (E1%1cm) | min. 800 (pH 7.0, 264.0 to 280.0 nm) |
abs-ratio (a/b) | 0.32 to 0.33 (E374/E267) |
abs-ratio (2a/2b) | 0.36 to 0.38 (E445/E267) |
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