1-amido-3-(2-hydroxyphenoxy)-2-propanol derivatives and a process for preparing 2-amidomethyl-1, 4-benzodioxane derivatives
申请人:DAISO CO., LTD.
公开号:EP1619183A3
公开(公告)日:2006-04-19
An 1-amido-3-(2-hydroxyphenoxy)-2-propanol derivative represented by the following formula (1),
wherein cycle A may have further 1 to 4 substituents, and said substituent means a substituent selected from the group consisting of saturated C1-4 alkyl group or unsaturated C2-4 alkyl group, aralkyl group in which alkyl moiety has 1 to 4 carbon atoms, C6-12 aryl group, halogen atom, halogenated C1-4 alkyl group, C2-5 alkanoyl group, mono or dialkylcarbamoyl group in which alkyl moiety has 1 to 4 carbon atoms, cyano group and nitro group, and the substituents at positions 3 and 6, or at positions 4 and 5 on the cycle A are different each other, and wherein another ring may be fused at positions 3 and 4, or at positions 5 and 6 to the cycle A to form a condensed polycyclic hydrocarbon with the cycle A and wherein R1 is C2-5 alkanoyl group or C7-12 aroyl group, and R2 is hydrogen atom, C2-5 alkanoyl group or C7-12 aroyl group, or R1 and R2 may be combined with the N atom to form a cyclic imido group,
which is useful as an intermediate of medicines, etc.
由下式(1)代表的 1-氨基-3-(2-羟基苯氧基)-2-丙醇衍生物、
其中循环 A 可进一步具有 1 至 4 个取代基,所述取代基指选自以下组别的取代基:饱和 C1-4 烷基或不饱和 C2-4 烷基、其中烷基具有 1 至 4 个碳原子的芳烷基、C6-12 芳基、卤素原子、卤代 C1-4 烷基、C2-5 烷酰基、其中烷基具有 1 至 4 个碳原子的单烷基或二烷基氨基甲酰基、氰基和硝基、其中 R1 为 C2-5 烷酰基或 C7-12 芳基,R2 为氢原子、C2-5 烷酰基或 C7-12 芳基,或 R1 和 R2 可与 N 原子结合形成环状亚氨基、
可用作药物等的中间体。