申请人:Takeda Chemical Industries, Ltd.
公开号:US04737518A1
公开(公告)日:1988-04-12
Novel lipid derivatives of the formula ##STR1## [wherein R.sup.1 is alkyl or alkylcarbamoyl; R.sup.2 is hydrogen, hydroxy which may be substituted, amino which may be substituted or cyclic amino; R.sup.3 is a chemical binding or alkylene which may be substituted; R.sup.4 is hydrogen, alkyl or aralkyl; X and Y are independently O, S or an imino group which may be substituted, and when Y is an imino group, Y, together with the imino group represented by X or R.sup.4, may form a ring; and Z is imino or a nitrogen-containing heterocyclic ring which may be substituted] and salts thereof have inhibiting activity on platelet activating factor and are useful as a preventive or therapeutic agent for a variety of circulatory diseases and allergic disorders and also as an antineoplastic agent.
新型脂质衍生物的化学式如下:[其中R.sup.1为烷基或烷基氨酰;R.sup.2为氢、羟基(可取代)、氨基(可取代)或环氨基;R.sup.3为化学键合或烷基(可取代);R.sup.4为氢、烷基或芳基烷基;X和Y独立地为O、S或可取代的亚胺基,当Y为亚胺基时,Y与X或R.sup.4代表的亚胺基一起可能形成环;Z为亚胺基或含氮杂环,可取代]及其盐具有对血小板活化因子的抑制活性,并可用作多种循环系统疾病和过敏性疾病的预防或治疗剂,同时也可用作抗肿瘤剂。