申请人:Farmitalia Carlo Erba S.r.l.
公开号:US05166152A1
公开(公告)日:1992-11-24
Compounds having the general formula (I) ##STR1## wherein X represents an oxygen atom or a --S(O).sub.n --group, wherein n is zero, 1 or 2; R represents C.sub.1 -C.sub.6 alkyl, pyridyl or substituted or unsubstituted phenyl; R.sub.2, R.sub.3 and R.sub.4 are as defined herein; and Q represents hydrogen, carboxy, C.sub.2 -C.sub.7 alkoxycarbonyl or a --CON(R.sub.a)'R.sub.b group wherein R.sub.a and R.sub.b are as defined herein; and their pharmaceutically acceptable salts have immunomodulating activity and are useful in particular as immunostimulating agents, in the treatment of neoplastic diseases and acute and chronic infections of both bacterial and viral origin in mammals.
具有通式(I)的化合物 ##STR1## 其中X代表氧原子或--S(O).sub.n--基团,其中n为零,1或2; R代表C.sub.1-C.sub.6烷基,吡啶基或取代或未取代的苯基; R.sub.2,R.sub.3和R.sub.4如本文所定义; Q代表氢,羧基,C.sub.2-C.sub.7烷氧羰基或--CON(R.sub.a)'R.sub.b基团,其中R.sub.a和R.sub.b如本文所定义; 以及它们的药学上可接受的盐具有免疫调节活性,特别是作为免疫刺激剂,在哺乳动物的肿瘤疾病和细菌和病毒源性的急性和慢性感染的治疗中有用。