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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;乳黄素;维酶素;普迪沙;谷黄素;核黄素;维生素G;核醣黄素;维生素乙2;粗制核黄素
CBNumber:CB4383318
分子式:C17H20N4O6
分子量:376.36
MOL File:83-88-5.mol
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).
酸度系数(pKa):1.7(at 25℃)
形态:Powder
颜色:Yellow to orange
气味 (Odor):Slight odour
PH值:5.5-7.2 (0.07g/l, H2O, 20°C)
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)