申请人:——
公开号:US04294845A1
公开(公告)日:1981-10-13
Novel racemic mixtures or optically active isomers of 1,3-benzodioxins of the formula ##STR1## wherein R.sub.1 ' is selected from the group consisting of hydrogen, alkali metal, alkaline earth metal, --NH.sub.4, aluminum, non-toxic, pharmaceutically acceptable amines, alkyl of 1 to 5 carbon atoms, 2,3-dihydroxypropanyl, (2,2-dimethyl-1,3-dioxolan-4-yl)methyl and dialkylaminoalkyl with alkyls of 1 to 4 carbon atoms, R.sub.2 is selected from the group consisting of hydrogen and alkyl of 1 to 5 carbon atoms, R.sub.3 is selected from the group consisting of hydrogen, alkyl of 1 to 5 carbon atoms and phenyl and R.sub.4 and R.sub.5 are individually selected from the group consisting of hydrogen and halogen, and the non-toxic, pharmaceutically acceptable acid addition salts where R.sub.1 ' is dialkylaminoalkyl, with the proviso that R.sub.2 and R.sub.3 are not hydrogen simultaneously having hypolipemic activity and their preparation.
1,3-苯并二氧杂环己烷的新颖外消旋混合物或光学活性异构体的公式为##STR1##其中R.sub.1'从羟基,碱金属,碱土金属,--NH.sub.4,铝,无毒的,药学上可接受的胺,1至5个碳原子的烷基,2,3-二羟基丙酰基,(2,2-二甲基-1,3-二氧杂环戊-4-基)甲基和烷基为1至4个碳原子的二烷基氨基烷基中选择,R.sub.2从氢和1至5个碳原子的烷基中选择,R.sub.3从氢,1至5个碳原子的烷基和苯中选择,R.sub.4和R.sub.5分别从氢和卤素中选择,以及非毒性,药学上可接受的酸盐加成物,其中R.sub.1'为二烷基氨基烷基,但R.sub.2和R.sub.3不能同时为氢,具有降脂作用,以及它们的制备。