申请人:The Upjohn Company
公开号:US05462947A1
公开(公告)日:1995-10-31
A compound of Formula I ##STR1## or a pharmaceutically acceptable salt thereof wherein n is 1 or 2; R.sup.1 and R.sup.2 are independently H (provided only one is H at the same time), --OH, CN, CH.sub.2 CN, 2-- or 4--CF.sub.3, CH.sub.2 CF.sub.3, CH.sub.2 CHF.sub.2, CH.dbd.CF.sub.2, (CH.sub.2).sub.2 CF.sub.3, ethenyl, 2-propenyl, OSO.sub.2 CH.sub.3, OSO.sub.2 CF.sub.3, SSO.sub.2 CF.sub.3, COR, COOR, CON(R).sub.2, SO.sub.x CH.sub.3 (where, x is 0-2), SO.sub.x CF.sub.3, O(CH.sub.2).sub.x CF.sub.3, SO.sub.2 N(R).sub.2, CH.dbd.NOR, COCOOR, COCOON(R).sub.2, C.sub.1-8 alkyls, C.sub.3-8 cycloalkyls, CH.sub.2 OR, CH.sub.2 (R).sub.2, NRSO.sub.2 CF.sub.3, NO.sub.2, halogen, a phenyl at positions 2, 3 or 4, thienyl, furyl, pyrrole, oxazole, thiazole, N-pyrroline, triazole, tetrazole or pyridine; R.sup.3 is hydrogen, CF.sub.3, CH.sub.2 CF.sub.3, C.sub.1 -C.sub.8 alkyl, C.sub.3 -C.sub.8 cycloalkyl, C.sub.4 -C.sub.9 cycloalkyl-methyl, C.sub. 2 -C.sub.8 alkenyl, C.sub.2 -C.sub.8 alkynyl, 3,3,3-trifluoropropyl, 4,4,4-trifluorobutyl, --(CH.sub.2).sub.m --R.sup.5 (where m is 1-8), CH.sub.2 SCH.sub.3 or a C.sub.4 -C.sub.8 alkylene bonded to said nitrogen and one of its adjacent carbon atoms inclusive whereby a heterocyclic structure is formed; R.sup.4 and R are independently selected from hydrogen, CF.sub.3, CH.sub.2 CF.sub.3, C.sub.1 -C.sub.8 alkyl, C.sub.3 -C.sub.8 cycloalkyl, C.sub.4 -C.sub.9 cycloalkyl-methyl, C.sub.2 -C.sub.8 alkenyl, C.sub.2 -C.sub.8 alkynyl, 3,3,3-trifluoropropyl, 4,4,4-trifluorobutyl, --(CH.sub.2).sub.m --R.sup.5 where m is 1-8; R.sup.5 is phenyl, phenyl (substituted with a CN, CF.sub.3, CH.sub.2 CF.sub.3, C.sub.1 -C.sub.8 alkyl, C.sub.3 -C.sub.8 cycloalkyl, C.sub.4 -C.sub.9 cycloalkyl-methyl, C.sub.2 -C.sub.8 alkenyl, C.sub.2 -C.sub.8 alkynyl), 2-thiophenyl, 3-thiophenyl, --NR.sup.6 CONR.sup.6 R.sup.7, or --CONR.sup.6 R.sup.7 ; R.sup.6 and R.sup.7 are independently hydrogen, C.sub.1 -C.sub.8 alkyl, C.sub.3 -C.sub.8 cycloalkyl, C.sub.4 -C.sub.9 cycloalkylmethyl, C.sub.2 -C.sub.8 alkenyl or C.sub.2 -C.sub.8 alkynyl; and with the proviso that when R.sup.1 is CN, R.sup.2 and R.sup.4 are H, R.sup.3 is n-Pr and n is 1, then such compound is a pure enantiomer, and when R.sup.1 or R.sup.2 is OH, halogen, CONH.sub.2 or alkyl, then R.sup.4 is not hydrogen. The Formula I compounds possess selective pharmacological properties and are useful in treating central nervous system disorders related to dopamine receptor activity including depression symptoms, geriatric disorders in the improvement of mental and motor functions, schizophrenia, narcolepsy, MBD, obesitas, and disturbances of sexual functions and impotence.
公式I的化合物##STR1##或其药学上可接受的盐,其中n为1或2;R1和R2独立地为H(仅在同一时刻只有一个为H),-OH,CN,CH2CN,2-或4-CF3,CH2CF3,CH2CHF2,CH=CF2,(CH2)2CF3,乙烯基,2-丙烯基,OSO2CH3,OSO2CF3,SSO2CF3,COR,COOR,CON(R)2,SOxCH3(其中x为0-2),SOxCF3,O(CH2)xCF3,SO2N(R)2,CH=NOR,COCOOR,COCOON(R)2,C1-8烷基,C3-8环烷基,CH2OR,CH2(R)2,NRSO2CF3,NO2,卤素,苯环在2、3或4位,噻吩基,呋喃基,吡咯基,噁唑基,噻唑基,N-吡咯啉基,三唑基,四唑基或吡啶;R3为氢,CF3,CH2CF3,C1-C8烷基,C3-C8环烷基,C4-C9环烷基甲基,C2-C8烯基,C2-C8炔基,3,3,3-三氟丙基,4,4,4-三氟丁基,-(CH2)m-R5(其中m为1-8),CH2SCH3或与氮原子和其相邻碳原子中的一个成键的C4-C8亚烷基,形成杂环结构;R4和R独立地为氢,CF3,CH2CF3,C1-C8烷基,C3-C8环烷基,C4-C9环烷基甲基,C2-C8烯基,C2-C8炔基,3,3,3-三氟丙基,4,4,4-三氟丁基,-(CH2)m-R5,其中m为1-8;R5为苯环,苯环(用CN,CF3,CH2CF3,C1-C8烷基,C3-C8环烷基,C4-C9环烷基甲基,C2-C8烯基,C2-C8炔基取代),2-噻吩基,3-噻吩基,-NR6CONR6R7或-CONR6R7;R6和R7独立地为氢,C1-C8烷基,C3-C8环烷基,C4-C9环烷基甲基,C2-C8烯基或C2-C8炔基;但是,当R1为CN,R2和R4为H,R3为n-Pr且n为1时,这种化合物为纯对映体;当R1或R2为OH,卤素,CONH2或烷基时,R4不为氢。公式I化合物具有选择性的药理特性,在治疗与多巴胺受体活性有关的中枢神经系统疾病,包括抑郁症状、老年人的精神和运动功能改善、精神分裂症、嗜睡症、MBD、肥胖症以及性功能和阳痿障碍方面有用。