申请人:Glaxo Wellcome Inc.
公开号:US05874472A1
公开(公告)日:1999-02-23
Compounds of formula (I) and salts, esters and amides thereof, wherein R.sup.1 is a C.sub.1-6 straight or branched chain alkyl group, a C.sub.3-6 cycloalkyl group, a thiol group optionally substituted by a C.sub.1-6 alkyl group, or an amino group optionally substituted by one or two alkyl or alkenyl groups; R.sup.2 is H, C.sub.1-7 straight or branched chain alkyl, C.sub.3-6 cycloalkyl, C.sub.2-7 alkenyl or benzyl; A is a 5 or 6 membered aromatic carbocyclic or heterocyclic ring which may optionally be substituted by one or more suitable substituents such as C.sub.1-6 alkyl, C.sub.1-6 alkoxy, hydroxy, halo, nitro, cyano, trifluoro C.sub.1-6 alkyl, amino, C.sub.1-6 alkylamino or di C.sub.1-6 alkylamino; r is 0, 1 or 2; their use in medicine and in particular for conditions requiring inhibition of the NO Synthase enzyme, pharmaceutical formulations and processes for the preparation thereof are disclosed. ##STR1##
化合物的化学式(I)及其盐、酯和酰胺,其中R.sup.1是C.sub.1-6直链或支链烷基,C.sub.3-6环烷基,可能由C.sub.1-6烷基取代的硫醇基团,或者可能由一到两个烷基或烯基基团取代的氨基团;R.sup.2是H,C.sub.1-7直链或支链烷基,C.sub.3-6环烷基,C.sub.2-7烯基或苄基;A是一个5或6成员芳香碳环或杂环,可以选择性地由一个或多个适当的基团取代,如C.sub.1-6烷基,C.sub.1-6烷氧基,羟基,卤素,硝基,氰基,三氟甲基烷基,氨基,C.sub.1-6烷基氨基或二C.sub.1-6烷基氨基;r为0、1或2;其在医学上的应用,特别是用于需要抑制NO合酶酶的条件,以及用于制备药物配方和制备过程的方法已被披露。