手机扫码访问本站
微信咨询
CAS号:68-19-9
英文名称:Vitamin B12
英文同义词:Vb12;cotel;covit;Bedoz;vibalt;vitral;cn-b12;cyomin;embiol;CN-CBL
中文名称:维生素 B12
中文同义词:钴胺素;氰钴胺;氰钻胺;氰钻胺素;氰基钴胺;氰钴胺素;氰基钴胺素;生素B12;氰钴胺原料药;维生素B12
分子式:C63H88CoN14O14P
分子量:1355.37
熔点:>300°C
比旋光度:23656 -59 ± 9° (dil aq soln)
沸点:>300 °C
闪点:9℃
储存条件:2-8°C
溶解度:Sparingly soluble in water and in ethanol (96 per cent), practically insoluble in acetone. The anhydrous substance is very hygroscopic.
酸度系数(pKa):pKa 3.28±0.04(H2O,D2O t=23±0.5 Iunspeci?ed) (Uncertain)
形态:Crystalline Powder or Crystals
颜色:Red to dark red
水溶解性:Soluble
敏感性:Hygroscopic
Merck:14,10014
BRN:4122889
稳定性:Hygroscopic. Keep cold and dry.
InChIKey:RMRCNWBMXRMIRW-WZHZPDAFSA-L
EPA化学物质信息:Vitamin B12 (68-19-9)