申请人:Torii & Co., Ltd.
公开号:US05532267A1
公开(公告)日:1996-07-02
Amidinonaphthyl furancarboxylate derivatives of the formula I ##STR1## wherein A is a single bond or A denotes (a) a phenyl group, cyclopentyl group, or cyclohexyl group, (b) an alkenylphenyl group, alkylphenyl group, phenylalkenyl group, or phenylalkyl group wherein alkyl is C.sub.1 to C.sub.7 alkyl and alkenyl is C.sub.2 to C.sub.7 alkenyl, (c) a C.sub.1 to C.sub.18 alkyl or C.sub.2 to C.sub.7 alkenyl group which may be substituted by one or two substituents selected from C.sub.1 to C.sub.5 alkyl groups and quanidino groups, wherein an alkyl substituent together with the carbon atom to which it is attached may form a cycloalkyl ring having from 3 to 6 carbon atoms, or said C.sub.1 to C.sub.5 alkyl may itself be substituted by a C.sub.3 to C.sub.6 cycloalkyl ring, or (d) --(CH.sub.2).sub.n --NH--CO--(CH.sub.2).sub.n' wherein n and n' may be the same or different and represent an integer from 1 to 4; and wherein R denotes (e) a hydroxyl group, (f) a C.sub.1 to C.sub.7 alkoxy group which may be mono- or disubstituted by C.sub.1 to C.sub.5 alkyl, (g) a phenyl-C.sub.1 -C.sub.4 alkoxy group, (h) --OAl(OH).sub.2, (i) an amino group, (j) ##STR2## or (k) ##STR3## and pharmaceutically acceptable acid addition salts thereof, useful as pharmaceuticals.
I式中的Amidinonaphthyl furancarboxylate衍生物,其中A是单键或A表示(a)苯基、环戊基或环己基,(b)烯基苯基、烷基苯基、苯基烯基或苯基烷基,其中烷基为C.sub.1至C.sub.7烷基,烯基为C.sub.2至C.sub.7烯基,(c)C.sub.1至C.sub.18烷基或C.sub.2至C.sub.7烯基,可以被选自C.sub.1至C.sub.5烷基和quanidino基的一个或两个取代基取代,其中烷基取代基与其所连接的碳原子可以形成具有3至6个碳原子的环烷基环,或者所述的C.sub.1至C.sub.5烷基本身可以被C.sub.3至C.sub.6环烷基取代,或(d)--(CH.sub.2).sub.n--NH--CO--(CH.sub.2).sub.n',其中n和n'可以相同也可以不同,表示1至4的整数;且其中R表示(e)羟基、(f)C.sub.1至C.sub.7烷氧基,可以被C.sub.1至C.sub.5烷基单取代或双取代、(g)苯基-C.sub.1-C.sub.4烷氧基、(h)--OAl(OH).sub.2、(i)氨基、(j)##STR2##或(k)##STR3##及其制药上可接受的酸加成盐,用作药物。