公开(公告)号：USRE28886E

公开(公告)日：1976-06-29

申请号：US366263

申请日：1973-06-04

申请人： Kiyoshi Nakayama ,  Hiroshi Hagino

发明人： Kiyoshi Nakayama ,  Hiroshi Hagino

IPC分类号： C07H19/10 ,  C12P19/30

CPC分类号： C07H19/10 ,  C12P19/305

摘要： Cytidine diphosphate choline is prepared by culturing an aqueous reaction liquor containing (a) at least one of the class consisting of choline or phosphoryl choline; (b) at least one of the class consisting of cytidine, cytidine-5'-monophosphate, cytidine-5'-diphosphate or cytidine-5'triphosphate; (c) enzyme systems of bacteria, yeasts or molds; (d) phosphate ion and (e) at least one of the class consisting of magnesium ion and manganese ion and recovering cytidine diphosphate choline from said culturing liquor.