Conjugates of phenylalanine-glycine with antitumor substances
申请人:KUREHA CHEMICAL INDUSTRY CO., LTD.
公开号:EP0561303B1
公开(公告)日:1997-02-26
US5411964A
申请人:——
公开号:US5411964A
公开(公告)日:1995-05-02
US5470960A
申请人:——
公开号:US5470960A
公开(公告)日:1995-11-28
Phenylalanine-glycine compounds having anti-tumor activity, process for
申请人:Kureha Chemical Industry Co., Ltd.
公开号:US05411964A1
公开(公告)日:1995-05-02
A phenylalanine-glycine compound of formula (I): ##STR1## wherein R represents a residue of an antitumor substance, or a salt or ester thereof, a process for preparation thereof, and a pharmaceutical composition containing the same are described. The novel conjugate of the phenylalanine-glycine compound and the antitumor substance exhibits superior antitumor activity in comparison with the case wherein an antitumor substance is administered alone or as a mixture with phenylalanine.