This invention concerns compounds having the Z-configuration of formula: ##STR1## or salts thereof, wherein R represents an optionally substituted aryl or heteroaryl radical, R.sup.1, R.sup.2 and R.sup.3 each independently represent hydrogen, C.sub.1 -C.sub.6 alkyl, C.sub.1 -C.sub.6 alkoxy, (C.sub.1 -C.sub.6 alkoxy)carbonyl, carboxy, hydroxy (C.sub.1 -C.sub.6)alkyl, halogen, halo(C.sub.1 -C.sub.6)alkyl, carboxy(C.sub.1 -C.sub.6)alkyl, optionally substituted aryl or heteroaryl or optionally substituted aralkyl or heteroarylalkyl; n represents O, 1 or 2; R.sup.4 and R.sup.5 each independently represent hydrogen or a substituent selected from lower alkyl, optionally substituted aryl and optionally substituted aralkyl or R.sup.4 and R.sup.5 are geminal C.sub.1 -C.sub.6 alkyl substituents and R.sup.6 is hydrogen or C.sub.1 -C.sub.6 alkyl which possess antiinflammatory activity.
这项发明涉及具有Z-构型的化合物或其盐,其
化学式为:##STR1## 其中,R代表可选取代的芳基或杂环芳基基团,R.sup.1,R.sup.2和R.sup.3各自独立地代表氢,C.sub.1-C.sub.6烷基,C.sub.1-C.sub.6烷氧基,(C.sub.1-C.sub.6烷氧基)羰基,羧基,羟基(C.sub.1-C.sub.6)烷基,卤素,卤代(C.sub.1-C.sub.6)烷基,羧基(C.sub.1-C.sub.6)烷基,可选取代的芳基或杂环芳基或可选取代的芳基烷基或杂环芳基烷基;n代表O,1或2;R.sup.4和R.sup.5各自独立地代表氢或来自低级烷基,可选取代的芳基和可选取代的芳基烷基的取代基,或R.sup.4和R.sup.5是相邻的C.sub.1-C.sub.6烷基取代基,R.sup.6代表氢或C.sub.1-C.sub.6烷基,具有抗炎活性。