Novel farnesylacetic acid ester derivatives containing an amine nitrogen in the alcohol residue thereof and represented by the following general formula exhibit high levels of antiulcerogenic activity and very low levels of toxicity: ##STR1## wherein A is an alkylene radical containing at least 2 carbon atoms; R.sup.1 is H, alkyl, cycloalkyl, aryl, aralkyl or alkenyl; R.sup.2 and R.sup.3 are independently H, alkyl, aryl, aralkyl or alkenyl or one of R.sup.2 and R.sup.3 forms, together with A, a piperidine, pyrrolidine, tetrahydropyrimidine or piperazine ring which contains the nitrogen atom lying therebetween or R.sup.2 and R.sup.3 combine to form, together with the adjacent nitrogen atom, a piperazine ring; provided that the total number of carbon atoms contained in A, R.sup.1, R.sup.2 and R.sup.3 is at least 5.
含有醇残基中胺氮的新型法尼酰
乙酸酯衍
生物,其通式如下,具有高
水平的抗溃疡活性和极低的毒性:##STR1## 其中A是至少含有2个碳原子的烷基基团;R1是H、烷基、环烷基、芳基、芳基烷基或烯基;R2和R3分别是H、烷基、芳基、芳基烷基或烯基,或其中之一与A一起形成
哌啶、
吡咯烷、四氢
嘧啶或
哌嗪环,其中含有氮原子,或R2和R3结合成与相邻氮原子一起形成
哌嗪环;前提是A、R1、R2和R3中所含的总碳原子数至少为5。