Thiadiazinone compounds, process for their preparation, and pharmaceutical compositions containing them
申请人:SMITH KLINE & FRENCH LABORATORIES
LIMITED
公开号:EP0145236A2
公开(公告)日:1985-06-19
Compounds of the formula (I):-
and salts thereof, wherein R' is hydrogen, C1-6 alkyl, halo, cyano, nitro, amino, a group -NHCOR4, a group -COR5, or a group -NHC(NCN)NHR6; wherein R4 is hydrogen, C1-6 alkoxy, C1-6alkyl optionally substituted by phenyl, or R4 is a group NR7R8 wherein R7 and R8 are independently hydrogen, C1-6salkyl or benzyl; R5 is hydroxy, hydrogen, C1-6alkyl, C1-6alkoxy, or a group -NR7R8; and R6 is hydrogen or C1-6alkyl; R2 is hydrogen or C1-4alkyl; R3 is hydrogen or C1-4alkyl; and n is one, and when R3 is hydrogen n can also be two.
Processes and intermediates for their preparation are described. Pharmaceutical compositions containing them are described, as is their use as inotropic agents.
式(I)化合物
及其盐类,其中 R'是氢、C1-6烷基、卤代、氰基、硝基、氨基、基团-NHCOR4、基团-COR5 或基团-NHC(NCN)NHR6;其中 R4 是氢、C1-6烷氧基、任选被苯基取代的 C1-6 烷基,或 R4 是基团 NR7R8,其中 R7 和 R8 独立地是氢、C1-6烷基或苄基;R5是羟基、氢、C1-6烷基、C1-6烷氧基或基团-NR7R8;R6是氢或C1-6烷基;R2是氢或C1-4烷基;R3是氢或C1-4烷基;n是1,当R3是氢时,n也可以是2。
介绍了制备它们的工艺和中间体。描述了含有它们的药物组合物,以及它们作为肌张力剂的用途。