申请人:Teijin Limited
公开号:US05405839A1
公开(公告)日:1995-04-11
Vitamin B.sub.12 compounds, salts and pharmaceutical compositions containing said compounds represented by formula (I): ##STR1## wherein L, a ligand to the cobalt of the corrin ring, is selected from the group consisting of a cyano or adenosyl group, B is an imidazole group or a 5,6-dimethylbenzimidazole group, and R is a straight alkylene group having 1 to 8 carbon atoms, are disclosed. Methods for preparing compounds of Formula (I) as well as methods for using the compounds in in vitro assays, in cell growth studies and in in vivo studies using transplanted murine tumor cells are disclosed.
维生素B.sub.12化合物、盐和包含以下化合物的药物组合物,其表示为式(I):其中L,为辅基,选择自氰基或腺苷基组成的羧基环的钴,B为咪唑基或5,6-二甲基苯并咪唑基,R为具有1到8个碳原子的直链烷基基团,均已披露。公开了制备式(I)化合物的方法,以及在体外测定、细胞生长研究和使用移植的小鼠肿瘤细胞进行体内研究中使用这些化合物的方法。