申请人:Pfizer Inc.
公开号:US04831059A1
公开(公告)日:1989-05-16
Compounds having the formula ##STR1## R.sub.1 is hydrogen, benzyl or an ester moiety; Y is --CH(R.sub.2 ")CH(R.sub.2)-- or --CH(R.sub.3)CH hd 2--; R.sub.2 " is hydrogen or methyl; R.sub.2 is OH or X-substituted (C.sub.1-6)alkyl; R.sub.3 is OH, cyano or X-substituted (C.sub.1-3)alkyl; X is --OR.sub.6, --SR.sub.6, --S(O)R.sub.6, --S(O).sub.2 R.sub.6, --NR.sub.6 R.sub.7, --COOR.sub.7, --CONR.sub.7 R.sub.8 or oxo; with the proviso that when X is --NR.sub.6 R.sub.7, --COOR.sub.7 or --CONR.sub.7 R.sub.8, said group is located on the terminal carbon atom of R.sub.2 or R.sub.3 ; R.sub.6 is hydrogen, (C.sub.1-6)alkyl or acetyl; each of R.sub.7 and R.sub.8 is hydrogen or (C.sub.1-6)alkyl; s is an integer of 1 or 2; with the proviso that when R.sub.6 is acetyl, R.sub.7 is hydrogen and X is other than S(O)R.sub.6 or S(O).sub.2 R.sub.6 ; Z-W is alkyl, phenylalkyl or pyridylalkyl which can have an oxygen atom as part of the alkyl chain, and their use as CNS agents, antidiarrheals and anti-emetics. Processes for their preparation and intermediates therefor are described.
具有以下化学式的化合物:##STR1##其中,R.sub.1为氢,苄基或酯基;Y为--CH(R.sub.2")CH(R.sub.2)--或--CH(R.sub.3)CH hd 2--;R.sub.2"为氢或甲基;R.sub.2为OH或X取代的(C.sub.1-6)烷基;R.sub.3为OH,氰基或X取代的(C.sub.1-3)烷基;X为--OR.sub.6,--SR.sub.6,--S(O)R.sub.6,--S(O).sub.2 R.sub.6,--NR.sub.6 R.sub.7,--COOR.sub.7,--CONR.sub.7 R.sub.8或氧代;但当X为--NR.sub.6 R.sub.7,--COOR.sub.7或--CONR.sub.7 R.sub.8时,该基团位于R.sub.2或R.sub.3的末端碳原子上;R.sub.6为氢,(C.sub.1-6)烷基或乙酰基;R.sub.7和R.sub.8中的每一个为氢或(C.sub.1-6)烷基;s为1或2的整数;但当R.sub.6为乙酰基,R.sub.7为氢且X不是S(O)R.sub.6或S(O).sub.2 R.sub.6时;Z-W为烷基,苯基烷基或吡啶基烷基,其可以具有氧原子作为烷基链的一部分,并且它们作为中枢神经系统药物、止泻药和抗恶心药物使用。描述了它们的制备过程和中间体。