申请人:Merck & Co., Inc.
公开号:US05382587A1
公开(公告)日:1995-01-17
Spirocycles of the general structural formulae: ##STR1## wherein: X is O, CH.sub.2 or SO.sub.m ; R.sup.1 is AlkylSO.sub.2 NH--, AlkylO--, AlkylSO.sub.2 --, AlkylCONH--, or NO.sub.2 --; R.sup.2 is --H, --OAlkyl, or --Alkyl; R.sup.3 is --NHCOCH.sub.2 SO.sub.m Phenyl, --NHCOCH.sub.2 SO.sub.m Alkyl, --NHCOC(CH.sub.3).sub.2 OH, or NHSO.sub.2 Alkyl; R.sup.4 and R.sup.5 are --H, or --Alkyl; R.sup.6 is ##STR2## R.sup.7 is --H, --CN, --NHSO.sub.2 Alkyl, --Br, --OAlkyl, --NH.sub.2, --NO.sub.2, --NHCOAlkyl, or NHCONHAlkyl; R.sub.8 is --H, --OH, --CN, --OAlkyl, --CONHAlkyl, --NHSO.sub.2 Alkyl, --NHCOAlkyl, --SO.sub.m Alkyl, or --CO.sub.2 Alkyl; and m is 0-2; or a pharmaceutically acceptable salt, hydrate or crystal form thereof; which are Class III antiarrhythmic agents.
通用结构式的螺环化合物:##STR1##其中:X为O、CH.sub.2或SO.sub.m;R.sup.1为AlkylSO.sub.2 NH-、AlkylO-、AlkylSO.sub.2 -、AlkylCONH-或NO.sub.2-;R.sup.2为-H、-OAlkyl或-Alkyl;R.sup.3为-NHCOCH.sub.2 SO.sub.m苯基、-NHCOCH.sub.2 SO.sub.m Alkyl、-NHCOC(CH.sub.3).sub.2 OH或NHSO.sub.2 Alkyl;R.sup.4和R.sup.5为-H或-Alkyl;R.sup.6为##STR2##R.sup.7为-H、-CN、-NHSO.sub.2 Alkyl、-Br、-OAlkyl、-NH.sub.2、-NO.sub.2、-NHCOAlkyl或NHCONHAlkyl;R.sub.8为-H、-OH、-CN、-OAlkyl、-CONHAlkyl、-NHSO.sub.2 Alkyl、-NHCOAlkyl、-SO.sub.m Alkyl或-CO.sub.2 Alkyl;m为0-2;或其药用可接受的盐、水合物或晶型形式;它们是III类抗心律失常药物。