申请人:SmithKline Beecham Corporation
公开号:US06117866A1
公开(公告)日:2000-09-12
Certain compounds within formula (I) are inhibitors of platelet aggregation: ##STR1## wherein A.sup.1 is NH or CH.sub.2 ; R is H, C.sub.1-6 alkyl, benzyl or a carboxy protecting group; R.sup.3 is C.sub.1-6 alkyl, Ar-C.sub.0-6 alkyl, C.sub.3-7 cycloalkylC.sub.0-6 alkyl, or Het-C.sub.0-6 alkyl; R.sup.6 is 4-amidino-Ar-N(CH.sub.3)CO, [[2-(4-piperidinyl)ethyl](N-methyl)amino]carbonyl, (4,4'-bipiperidin-1-yl)carbonyl, [4-(2-aminoethyl)piperidin-1-yl]carbonyl, [[[3-(4-piperidinyl]propyl]methylamino]carbonyl, 1-[4-(4-pyridyl)piperazinyl]carbonyl, [[2-[(2-amino)pyrid-4-yl]ethyl]methylamino]carbonyl, [[2-(4-piperidinyl)ethyl]carbonyl]amino, [[2-(4-piperidinyl)ethyl]carbonyl]amino, [[2-(1-piperazinyl)ethyl]methylamino]-carbonyl, or [[(1,2,3,4-tetrahydro-7-isoquinolinyl]amino]carbonyl; and X is H, C.sub.1-4 alkyl, C.sub.1-4 alkoxy, C.sub.1-4 alkthio, trifluoroalkyl, N(R').sub.2, CO.sub.2 R', CON(R').sub.2, OH, F, Cl, Br or I.
化合物(I)中的某些化合物是血小板聚集抑制剂:其中A.sup.1为NH或CH.sub.2;R为H,C.sub.1-6烷基,苄基或羧基保护基;R.sup.3为C.sub.1-6烷基,Ar-C.sub.0-6烷基,C.sub.3-7环烷基C.sub.0-6烷基,或Het-C.sub.0-6烷基;R.sup.6为4-酰胺基-Ar-N(CH.sub.3)CO,[[2-(4-哌啶基)乙基](N-甲基)氨基]羰基,(4,4'-双哌啶-1-基)羰基,[4-(2-氨基乙基)哌啶-1-基]羰基,[[[3-(4-哌啶基]丙基]甲基氨基]羰基,1-[4-(4-吡啶基)哌嗪基]羰基,[[2-[(2-氨基)吡啶-4-基]乙基]甲基氨基]羰基,[[2-(4-哌啶基)乙基]羰基]氨基,[[2-(4-哌啶基)乙基]羰基]氨基,[[2-(1-哌嗪基)乙基]甲基氨基]-羰基,或[[(1,2,3,4-四氢-7-异喹啉基]氨基]羰基;X为H,C.sub.1-4烷基,C.sub.1-4烷氧基,C.sub.1-4烷硫基,三氟甲基,N(R').sub.2,CO.sub.2 R',CON(R').sub.2,OH,F,Cl,Br或I。