氰钴维生素(B 12 )是一种水溶性维生素，主要存在于乳制品、肉类和蛋类等动物产品中。它属于B 12 类维生素，通常称为钴胺素。氰钴维生素由四个吡咯环和一个中心钴原子由四个赤道含氮配体配位而成。 应用 氰钴维生素已被用于研究其对预防结肠癌的作用。 细胞体外生长、基因稳定性和生存所必需成分。可支持单碳代谢。存在于许多经典和无血清配方中。 Cyanocobalamin (B 12 ) is a water soluble vitamin, which is mainly found in animal products, like dairy products, meat and eggs. It belongs to the B 12 class of vitamins, commonly called as cobalamins. Cyanocobalamin consists of four pyrrole rings with a central cobalt atom coordinated by four equatorial nitrogen ligands. Application Cyanocobalamin has been used to study its effects on the prevention of colon cancer. Required for growth, genetic stability and survival of cells in vitro. Functions to support one-carbon metabolism. Present in many classical and serum-free formulations.