申请人:ZENECA LIMITED
公开号:EP0495626A1
公开(公告)日:1992-07-22
A compound of formula VI
wherein Q is selected from (substituted) 4-quinolyloxy, (substituted) 4-pyridyloxy and substituted 1-imidazolyl;
Y¹ is selected from hydrogen, (1-4C)alkyl, (1-4C)alkoxy, halogeno, (1-4C)alkanoyl, trifluoromethyl, cyano and nitro;
Y² is selected from hydrogen, (1-4C)alkyl, (1-4C)alkoxy, halogeno, trifluoromethyl, cyano and nitro; and
P¹ is an electron-deficient phenyl group or a pyridyl or pyrimidyl group,
is reacted with a base selected from an alkali metal hydroxide, (1-12C)alkanolate, (1-12C)alkanethiolate, phenolate, thiophenolate and diphenylphosphide, wherein any phenyl ring of the latter three groups may optionally bear a (1-4C)alkyl, (1-4C)alkoxy or halogeno substituent;
to give a compound of formula IV
wherein Q, Y¹ and Y² have any of the meanings defined above. The compounds of formula IV are angiotensin II inhibitors.
化合物VI的式子,其中Q选择自(取代的)4-喹诺
氧基,(取代的)4-
吡啶氧基和取代的1-
咪唑基; Y¹选择自
氢,(1-4C)烷基,(1-4C)烷
氧基,卤素,(1-4C)酰基,三
氟甲基,
氰基和硝基; Y²选择自
氢,(1-4C)烷基,(1-4C)烷
氧基,卤素,三
氟甲基,
氰基和硝基; P¹是电子不足的
苯基或
吡啶基或
嘧啶基,与从碱
金属
氢氧化物,(1-12C)烷基醇盐,(1-12C)烷
硫醇盐,
苯酚盐,
硫苯酚盐和
二苯基膦选择的碱基反应,其中后三个基团的任何
苯环可以选择性地带有(1-4C)烷基,(1-4C)烷
氧基或卤素取代基; 得到式子IV的化合物,其中Q,Y¹和Y²具有上述定义的任何含义。式子IV的化合物是
血管紧张素II抑制剂。