申请人:The Du Pont Merck Pharmaceutical Company
公开号:US05478830A1
公开(公告)日:1995-12-26
This invention relates to pyrazolo pyrimidines for the treatment of atherosclerosis as inhibitors of acyl--CoA, cholesterol acyetransferase (ACAT), and their use as antihypercholesterolemic agents, pharmaceutical compositions and preparation, and having the formula (I): ##STR1## wherein: A and Q are selected independently from CH or N with no more than two nitrogens per ring: D, E, and G are selected independently from CR.sup.1 or N with no more than two nitrogens per ring; X is S(O).sub.r, O, NR.sup.4 or CH.sup.2 ; J is C.sub.2 -C.sub.10 alkyl, C.sub.3 -C.sub.10 branched alkyl, C.sub.3 -C.sub.10 alkenyl or C.sub.3 -C.sub.10 alkynyl; Y is O, S, H.sub.2 or NH: Z is NHR.sup.3, OR.sup.3 or R.sup.3 : R.sup.1 is selected independently from H, NO.sub.2, Br, Cl, F, CF.sub.3, CN, CH.sub.3 S(O).sub.r, C.sub.1 -C.sub.8 alkyl or alloxy, C.sub.3 -C.sub.8, branched alkyl, C.sub.1 -C.sub.4 carboalkoxy, NR.sup.5 R.sup.6 or NR.sup.5 COR.sup.6 ; R.sup.2 is C.sub.1 -C.sub.8 alkyl, C.sub.3 -C.sub.8 branched alkyl, C.sub.3 -C.sub.7 cycloalkyl, C.sub.3 -C.sub.8 alkenyl or alkynyl, C.sub.7 -C.sub.14 araalkyl where the aryl group is optionally substituted; phenyl optionally substituted benzyl optionally substituted 2-, 3-, or 4- pyridinyl, pyrimidinyl: or biphenyl: R.sup.3 is C.sub.1 -C.sub.8 alkyl, C.sub.3 -C.sub.8 branched alkyl, C.sub.3 -C.sub.7 cycloalkyl, C.sub.4 -C.sub.10 cycloallylalkyl, C.sub.3 -C.sub.6 alkenyl or alkynyl, C.sub.1 -C.sub.3 perfluoroalkyl, C.sub.7 -C.sub.14 araalkyl where the aryl group is optionally substituted phenyl optionally substituted benzyl optionally substituted 2-, 3-, or 4- pyridinyl, pyrimidinyl; or biphenyl: R.sup.4 is H, C.sub.1 -C.sub.6 alkyl or benzyl; R.sup.5 and R.sup.6 are selected independently from H or C.sub.1 -C.sub.4 alkyl; r is 0 to 2: or a pharmaceutically acceptable salt thereof.
本发明涉及用于治疗动脉硬化的吡唑嘧啶类化合物,作为酰基-CoA胆固醇酰基转移酶(ACAT)的抑制剂以及其作为降低胆固醇的药物剂量形式和制备方法,其化学式为(I):##STR1##其中:A和Q独立选择自CH或N,每个环中不超过两个氮原子;D、E和G独立选择自CR.sup.1或N,每个环中不超过两个氮原子;X是S(O).sub.r,O,NR.sup.4或CH.sup.2;J是C.sub.2-C.sub.10烷基,C.sub.3-C.sub.10支链烷基,C.sub.3-C.sub.10烯基或C.sub.3-C.sub.10炔基;Y是O,S,H.sub.2或NH;Z是NHR.sup.3,OR.sup.3或R.sup.3;R.sup.1独立选择自H,NO.sub.2,Br,Cl,F,CF.sub.3,CN,CH.sub.3S(O).sub.r,C.sub.1-C.sub.8烷基或异氧基,C.sub.3-C.sub.8,支链烷基,C.sub.1-C.sub.4羧基烷氧基,NR.sup.5R.sup.6或NR.sup.5COR.sup.6;R.sup.2是C.sub.1-C.sub.8烷基,C.sub.3-C.sub.8支链烷基,C.sub.3-C.sub.7环烷基,C.sub.3-C.sub.8烯基或炔基,C.sub.7-C.sub.14芳基烷基,其中芳基基团可选地被取代;苯基可选地被取代的苄基,2-,3-或4-吡啶基,嘧啶基;或联苯基;R.sup.3是C.sub.1-C.sub.8烷基,C.sub.3-C.sub.8支链烷基,C.sub.3-C.sub.7环烷基,C.sub.4-C.sub.10环丙烷基,C.sub.3-C.sub.6烯基或炔基,C.sub.1-C.sub.3全氟烷基,C.sub.7-C.sub.14芳基烷基,其中芳基基团可选地被取代,苯基可选地被取代的苄基,2-,3-或4-吡啶基,嘧啶基;或联苯基;R.sup.4是H,C.sub.1-C.sub.6烷基或苄基;R.sup.5和R.sup.6独立选择自H或C.sub.1-C.sub.4烷基;r为0至2;或其药学上可接受的盐。