申请人:Orion-yhtyma Oy
公开号:US04963590A1
公开(公告)日:1990-10-16
Pharmacologically active catechol derivatives of formula I ##STR1## wherein R.sub.1 and R.sub.2 independently comprise hydrogen, alkyl, acyl, optionally substituted aroyl, lower alkylsulfonyl or alkylcabamoyl or taken together form a lower alkylidene or cycloalkylidene, X comprises an electronegative substituent such as halogen, nitro, cyano, lower alkylsulfonyl, sulfonamido, aldehyde, caboxyl or trifluoromethyl and R.sub.3 comprises hydrogen, halogen, hydroxy alkyl, amino, nitro, cyano, trifluoromethyl, lower alkylsulfonyl, sulfonamide, aldehyde, alkyl carbonyl, aralkylidene carbonyl or carboxyl or a group selected from ##STR2## wherein R.sub.4 comprises hydrogen, alkyl, cyano, carboxyl or acyl and R.sub.5 comprises hydrogen, cyano, carboxyl, alkoxycarbonyl, carboxyalkenyl, nitro, acyl, optionally substituted aroyl or heteroaroyl, hydroxyalkyl or carboxyalkyl or R.sub.4 and R.sub.5 together form a five to seven membered substituted cycloalkanone ring; --(CO).sub.n (CH.sub.2).sub.m --COR wherein n is 0-1 and m is 0-7 and R comprises hydroxy, alkyl, carboxyalkyl, optionally substituted alkene, alkoxy or optionally substituted amino; ##STR3## wherein R.sub.8 and R.sub.9 independently comprise hydrogen or one of the following optionally substituted groups; alkyl, alkenyl, alkynyl, cycloalkyl, aralkyl, or together form an optionally substituted piperidyl group; --NH--CO--R.sub.10 wherein R.sub.10 comprises a substituted alkyl group.
公式I中的具有药理活性的儿茶酚衍生物,其中R.sub.1和R.sub.2独立地包括氢、烷基、酰基、可选择的取代芳酰基、较低的烷基磺酰基或烷基氨基甲酰基,或者一起形成较低的烷基亚甲基或环烷基亚甲基,X包括电负性取代基,例如卤素、硝基、氰基、较低的烷基磺酰基、磺酰胺基、醛基、羧基或三氟甲基,而R.sub.3包括氢、卤素、羟基烷基、氨基、硝基、氰基、三氟甲基、较低的烷基磺酰基、磺酰胺、醛基、烷基羰基、芳基甲基羰基或羧基或从以下组中选择的一组:##STR2## 其中R.sub.4包括氢、烷基、氰基、羧基或酰基,而R.sub.5包括氢、氰基、羧基、烷氧基羧基烯基、硝基、酰基、可选择的取代芳酰基或杂环芳酰基、羟基烷基或羧基烷基或R.sub.4和R.sub.5一起形成一个五到七成员取代的环庚酮环;--(CO).sub.n (CH.sub.2).sub.m --COR,其中n为0-1,m为0-7,R包括羟基、烷基、羧基烷基、可选择的取代烯烃、烷氧基或可选择的取代氨基;##STR3## 其中R.sub.8和R.sub.9独立地包括氢或以下可选择的取代基之一;烷基、烯基、炔基、环烷基、芳基甲基或一起形成一个可选择的取代哌啶基;--NH--CO--R.sub.10,其中R.sub.10包括一个取代的烷基基团。