维生素 B12 | 68-19-9

中文名维生素 B12

中文同义Α-5,6-二甲基-苯并咪唑氰钴胺;氰钻胺素;维生素B12, 氰钴胺;维生素B12/氰钴胺素/钴胺素;维生素B12原料药厂家;维生素B12原料药;维生素B12原料药厂家现货;钴胺素,氰钴胺;氰钴胺

英文名Vitamin B12

英文同义hemomin;hepacon-b12;hepagon;hepavis;hepcovite;lactobacilluslactisdornerfactor;lldfactor;macrabin

CAS68-19-9

分子式C63H88CoN14O14P

分子量1355.37

EINECS200-680-0

结构式

性质

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

Merck14,10014

BRN4122889

稳定性Hygroscopic. Keep cold and dry.

InChIKeyRMRCNWBMXRMIRW-WZHZPDAFSA-L

EPA化学物质信息Vitamin B12 (68-19-9)

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