申请人:Kotobuki Seiyaku Co. Ltd.
公开号:US05008282A1
公开(公告)日:1991-04-16
Derivatives of cyclic guanidine are disclosed, which are represented by the following formula: A--S--R wherein A is ##STR1## R.sub.1 represent a lower alkyl or substituted phenyl or unsubstituted phenyl group; R.sub.2 is a lower alkyl; R.sub.3 is H or a lower alkyl; R is lower alkyl, alkenyl, alkynyl, alkanoyl, alkenoyl, dialkylaminoalkyl, cyanoalkyl, alkoxycarbonylalkyl, carboxylalkenyl, alkoxycarbonyl, alkoxyalkylcarbonyl, dialkylaminocarbonyl, dialkylaminothiocarbonyl, phenoxyalkylcarbonyl, piperidinoalkyl, pyridine carbonyl, substituted or unsubstituted benzoyl, or substituted or unsubstituted benzyl group. The compounds of the present invention are useful as anti-ulcerative agents.
本发明揭示了环状鸟苷衍生物,其由以下公式表示:A--S--R,其中A为##STR1## R1代表低碳基或取代苯基或未取代苯基;R2为低碳基;R3为H或低碳基;R为低碳基,烯基,炔基,脂肪酰基,烯酰基,二烷基氨基烷基,氰基烷基,烷氧羰基烷基,羧基烯基,烷氧羰基,烷氧基烷基羧基,二烷基氨基羰基,二烷基氨基硫代羰基,苯氧基烷基羧基,哌啶基烷基,吡啶羰基,取代或未取代苯甲酰基或取代或未取代苄基。本发明的化合物可用作抗溃疡剂。