NEW VITAMIN B 12? DERIVATIVE, PRODUCTION THEREOF, AND APPLICATION THEREOF
申请人:TEIJIN LIMITED
公开号:EP0425680A1
公开(公告)日:1991-05-08
A vitamin B₁₂ derivative of formula (I) and salts thereof, wherein L represents a ligand bound to the cobalt atom of the corrin ring, B represents a base having a heterocyclic structure, and R represents an (un)substituted hydrocarbon group.
一种式 (I) 的维生素 B₁₂衍生物及其盐,其中 L 代表与珊瑚环的钴原子结合的配体,B 代表具有杂环结构的碱,R 代表(未)取代的烃基。
US5405839A
申请人:——
公开号:US5405839A
公开(公告)日:1995-04-11
Vitamin B.sub.12 derivative, preparation process thereof, and use thereof
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.