申请人:Hoffmann-La Roche Inc.
公开号:US04374773A1
公开(公告)日:1983-02-22
There are presented compounds of the formula ##STR1## wherein R.sup.1 is a hydrogen atom or a lower alkyl group, R.sup.2 and R.sup.3 each are a hydrogen atom or a lower alkyl group, R.sup.4 is a halogen atom and either R.sup.5 is a hydrogen atom or a lower alkyl group and R.sup.6 is a lower alkyl or lower hydroxyalkyl group or R.sup.5 and R.sup.6 together with the nitrogen atom to which they are attached are a 3-membered to 7-membered heterocycle, and pharmaceutically acceptable acid addition salts thereof. The compounds and their salts are novel and possess valuable pharmacodynamic properties.
提供的化合物的结构式为##STR1##其中R.sup.1是氢原子或较低的烷基基团,R.sup.2和R.sup.3分别是氢原子或较低的烷基基团,R.sup.4是卤原子,R.sup.5是氢原子或较低的烷基基团,R.sup.6是较低的烷基或较低的羟基烷基基团,或者R.sup.5和R.sup.6与它们连接的氮原子一起形成3-7成员杂环,以及其药学上可接受的酸盐。这些化合物及其盐是新颖的,具有有价值的药效学性质。