申请人:Cassella Farbwerke Mainkur Aktiengesellschaft
公开号:US04088764A1
公开(公告)日:1978-05-09
The present invention relates to new pharmacologically valuable derivatives of 1-phenoxy-3-amino-propan-2-ol having the formula ##STR1## Wherein A denotes -CH.sub.2 -alkoxy, -O-alkoxyalkyl, -O-hydroxyalkyl, or ##STR2## R.sub.1 denotes hydrogen or methyl, Het denotes the radical of a pyrrole, pyrazole, imidazole, furane, thiophene, thiazole, pyridine, pyridazine, pyrimidine or pyrazine, which can additionally be substituted by one or more methyl groups, said radical is linked through a C atom, and R.sub.2 and R.sub.3 denote hydrogen, alkyl, alkenyl or cycloalkyl or conjointly with the N atom to which they are linked, and optionally with a further oxygen or sulfur hetero-atom, denote a saturated, 5-membered or 6-membered, monocyclic, heterocyclic structure, and alkyl radicals contain 1 to 4 carbon atoms, alkoxy radicals contain 1 to 4 carbon atoms, alkenyl radicals contain 3 or 4 carbon atoms and cycloalkyl radicals contain 5 to 7 carbon atoms; and aldehyde condensation products and acid addition salts thereof.
本发明涉及具有以下式子的1-phenoxy-3-amino-propan-2-ol的新的药理学有价值的衍生物:##STR1## 其中A表示-CH.sub.2-烷氧基,-O-烷氧基烷基,-O-羟基烷基,或##STR2## R.sub.1表示氢或甲基,Het表示吡咯基,吡唑基,咪唑基,呋喃基,噻吩基,噻唑基,吡啶基,吡嗪基,嘧啶或吡咯烷基团,该基团可以额外被一个或多个甲基基团取代,该基团通过一个碳原子连接,R.sub.2和R.sub.3表示氢,烷基,烯基或环烷基,或与它们连接的N原子共同,并且可选地带有另一个氧或硫杂原子,表示饱和的,5-成员或6-成员,单环,杂环结构,烷基基团含1至4个碳原子,烷氧基团含1至4个碳原子,烯基基团含3或4个碳原子,环烷基基团含5至7个碳原子;以及醛缩产物和酸加成盐。