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83-88-5@83-88-5·Feb 5
CAS 83-88-5· Riboflavine(

CAS号: 83-88-5 英文名称: Riboflavin 英文同义词: Hyre;Q 14;E 101;avine;VIT B2;RibofL;Flaxain;VB2、vb2;RIBIPCA;Ribosyn 中文名称: 维生素 B2 中文同义词: 乙二素;核黄素;乳黄素;维酶素;普迪沙;谷黄素;维生素G;维生素乙2;粗制核黄素;维生素B2 分子式: C17H20N4O6 分子量: 376.36 熔点 : 290 °C (dec.)(lit.) 比旋光度 : -135 º (c=5, 0.05 M NaOH) 沸点 : 504.93°C (rough estimate) 密度 : 1.2112 (rough estimate) 折射率 : -135 ° (C=0.5, JP Method) 闪点 : 9℃ 储存条件 : 2-8°C 溶解度 : Very slightly soluble in water, practically insoluble in ethanol (96 per cent). Solutions deteriorate on exposure to light, especially in the presence of alkali. It shows polymorphism (5.9). 形态: Powder 酸度系数(pKa): 1.7(at 25℃) 颜色: Yellow to orange PH值: 5.5-7.2 (0.07g/l, H2O, 20°C) 气味 (Odor): Slight odour 酸碱指示剂变色ph值范围: 6 水溶解性 : 0.07 g/L (20 ºC) 敏感性 : Light Sensitive Merck : 14,8200 BRN : 97825 稳定性: Stable, but light-sensitive. Incompatible with strong oxidizing agents, reducing agents, bases, calcium, metallic salts. May be moisture sensitive. InChIKey: AUNGANRZJHBGPY-SCRDCRAPSA-N CAS 数据库: 83-88-5(CAS DataBase Reference) NIST化学物质信息: Riboflavine(83-88-5) EPA化学物质信息: Riboflavin (83-88-5) 危险品标志 : F,T 危险类别码 : 11-23/24/25-39/23/24/25 安全说明 : 24/25-45-36/37-16 危险品运输编号 : UN1230 - class 3 - PG 2 - Methanol, solution WGK Germany : 1 RTECS号: VJ1400000 F : 8-10-21 TSCA : Yes 海关编码 : 29362300 毒害物质数据: 83-88-5(Hazardous Substances Data) 毒性: LD50 in rats (g/kg): >10 orally, 5.0 s.c., 0.56 i.p. (Unna, Greslin)

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