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| CAS号 : | 83-88-5 |
精确质量 : | 376.13800 |
| 分子式 : | C17H20N4O6 |
logP : | -1.67520 |
| 分子量 : | 376.36400 |
PSA : | 161.56000 |
核黄素 | |
Riboflavin (B2) | |
83-88-5 | |
C17H20N4O6 | |
376.36400 | |
161.56000 | |
-1.67520 | |
376.13800 |
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-135 ° (C=0.5, JP Method)
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黄色至橙色/黄色结晶粉末
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290 °C (dec.)(lit.)
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0.07 g/L (20 ºC)
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1.65
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Stable, but light-sensitive. Incompatible with strong oxidizing agents, reducing agents, bases, calcium, metallic salts. May be moisture sensitive.
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2-8ºC
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VJ1400000
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1
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S24/25
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2936230000
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品名, 成分含量, 用途, 包装, 是否吸附于载体(如硅胶) |
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A.入境货物通关单 B.出境货物通关单 |
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R.进口食品卫生监督检验 S.出口食品卫生监督检验 |
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2936230000. unmixed vitaming b2 and deratives(whether or not dissolved in solvents). VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:4.0%. General tariff:20.0% |
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1.合成法D-核糖与3,4-二甲基苯胺经缩合、催化氢化得核糖胺,后者与重氮盐偶合、巴比妥酸环合即得本品 | |
核黄素主要用作医药、食品添加剂和饲料添加剂,在药用方面,用于复合维生素或维生素B2制剂,还用作糖衣片和胶囊的黄色着色剂。在用作食品添加剂时,一方面有强化营养的作用,另一方面也作为黄色着色剂。 |