申请人:Burroughs Wellcome Co.
公开号:US05053432A1
公开(公告)日:1991-10-01
Novel antiprotozoal naphthoquinones having the general formula ##STR1## (wherein either R.sup.1 is hydrogen and R.sup.2 is selected from C.sub.1-6 alkoxy, aralkoxy, C.sub.1-6 alkyl-C.sub.1-6 alkoxy, phenyl substituted by one or two groups selected from halogen and C.sub.1-6 alkyl, halogen and perhalo-C.sub.1-6 alkyl; or R.sup.1 and R.sup.2 are both C.sub.1-6 alkyl or phenyl; and n is 0 or 1) and salt thereof. The compounds of formula (I) are useful for the treatment or prophylaxis of protozoal diseases including malaria, theileriosis and coccidiosis. Various processes for preparing compounds of formula (I) are described.
具有一般公式##STR1##的新型抗原生动物萘醌(其中R.sup.1是氢,R.sup.2选自C.sub.1-6烷氧基,芳烷氧基,C.sub.1-6烷基-C.sub.1-6烷氧基,取代基为1个或2个卤素和C.sub.1-6烷基,卤素和全卤代C.sub.1-6烷基的苯基;或者R.sup.1和R.sup.2都是C.sub.1-6烷基或苯基;n为0或1)及其盐。公式(I)的化合物用于治疗或预防包括疟疾、泰勒虫病和球虫病在内的原生动物疾病。描述了制备公式(I)化合物的各种过程。