申请人:Astra Lakemedel Aktiebolag
公开号:US04073917A1
公开(公告)日:1978-02-14
A compound of the formula ##STR1## and pharmaceutically acceptable acid addition salts thereof, in which R.sub.1 represents an alkyl group selected from n-propyl, i-propyl, n-butyl, i-butyl and sek.butyl, R.sub.2 and R.sub.3 are the same or different and represent an alkyl group selected from ethyl, n-propyl, and i-propyl, or R.sub.2 and R.sub.3 together with the nitrogen atom may form a pyrrolidine or piperidine ring, and n is 2 or 3. Pharmaceutical preparations containing these compounds are useful as local anesthetics.
该化合物的公式为##STR1##及其药学上可接受的酸加盐,其中R.sub.1代表从n-丙基,i-丙基,n-丁基,i-丁基和sek.butyl中选择的烷基基团,R.sub.2和R.sub.3相同或不同,代表从乙基,n-丙基和i-丙基中选择的烷基基团,或R.sub.2和R.sub.3与氮原子一起可以形成吡咯烷或哌嗪环,n为2或3。含有这些化合物的药物制剂可用作局部麻醉剂。