申请人:Cassella Farbwerke Mainkur Aktiengesellschaft
公开号:US04066768A1
公开(公告)日:1978-01-03
The present invention relates to new pharmacologically valuable derivatives of 1-phenoxy-3-amino-propan-2-ol having the formula ##STR1## wherein X denotes ##STR2## A denotes --CH.sub.2 --alkoxy, --O--alkoxyalkyl, --O--hydroxyalkyl or ##STR3## AN AROMATIC OR QUASI-AROMATIC, 5-MEMBERED OR 6-MEMBERED, MONOCYCLIC RING WHICH IS LINKED THROUGH A C atom which has one or 2 nitrogen, oxygen and/or sulphur hetero-atoms and which can be substituted additionally by one or more methyl groups, 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 sulphur 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 to 4 carbon atoms and cycloalkyl radicals contain 5 to 7 carbon atoms; and aldehyde condensation products and acid addition salts thereof and to the production thereof by a method selected from (A) reacting a compound having the formula ##STR4## with a compound of the general formula Y -- X wherein X has the meanings indicated above and Y represents halogen and, if X denotes ##STR5## ALSO REPRESENTS --OH, --OK and --ONa; (B) reacting a compound having the formula ##STR6## with a compound of the formula H.sub.2 N--X wherein X has the meanings indicated above and Z represents ##STR7## AND Hal denotes halogen; (C) reacting a phenol of the formula ##STR8## with a compound of the formula Z--CH.sub.2 NH--X wherein X has the meanings indicated above and Z denotes ##STR9## WHEREIN Hal represents a halogen atom; and that the resulting compound is optionally reacted with an aldehyde of the formula R.sub.4 --CHO, wherein R.sub.4 denotes hydrogen or a lower alkyl radical having up to 4 C atoms, to form an oxyzolidine of the formula ##STR10## or is optionally reacted with an acid to form an acid addition salt.
本发明涉及1-苯氧基-3-氨基-2-丙醇的新药理学有价值的衍生物,其化学式为##STR1##其中X表示##STR2##A表示--CH.sub.2--烷氧基,--O--烷氧基烷基,--O--羟基烷基或##STR3##芳香或准芳香,5-元或6-元,单环环,通过具有一个或2个氮,氧和/或硫杂原子的C原子连接,并且可以通过一个或多个甲基基团进一步取代,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原子一起,以及可选地与进一步的氧或硫杂原子共轭,表示饱和的,5-元或6-元的,单环的杂环结构,烷基基团含有1到4个碳原子,烷氧基基团含有1到4个碳原子,烯基基团含有3到4个碳原子,环烷基基团含有5到7个碳原子;以及它们的醛缩合物和酸加成盐的生产方法,所述方法选自(A)将具有化学式##STR4##的化合物与具有上述含义的化合物Y--X反应,其中X表示上述含义,Y表示卤素,如果X表示##STR5##还表示--OH,--OK和--ONa; (B)将具有化学式##STR6##的化合物与具有上述含义的化合物H.sub.2N--X反应,其中X表示上述含义,Z表示##STR7##和Hal表示卤素; (C)将具有化学式##STR8##的酚与具有上述含义的化合物Z--CH.sub.2NH--X反应,其中X表示上述含义,Z表示##STR9##其中Hal表示卤素原子;并且所得的化合物可选择与化学式为R.sub.4--CHO的醛反应,其中R.sub.4表示氢或具有最多4个C原子的较低烷基基团,以形成化学式为##STR10##的噁唑啉,或可选择与酸反应形成酸加成盐。