Quinone derivatives, method and use of preparing same, and pharmaceutical composition
申请人:Eisai Co., Ltd.
公开号:EP0163317A1
公开(公告)日:1985-12-04
A quinone derivative of the formula (I):
in which A is a group of the formula: (IV):
or a group of the formula (V):
in which X and Y are either the same as or different from each other and each are hydroxy, methoxy or hydrogen; and n is an integer of 1 to 5, and methods of preparing such derivative are disclosed. The compounds exhibit useful pharmacological properties which make them useful in pharmaceutical compositions.
A quinone derivative of the formula (I): ##STR1## in which A is a group of the formula (IV): ##STR2## or a group of the formula (V): ##STR3## in which X and Y are either the same as or different from each other and each are hydroxy, methoxy or hydrogen; and n is an integer of 1 to 5, is disclosed. The compound is useful as a medicament.