申请人:Sankyo Company Limited
公开号:EP0399814A2
公开(公告)日:1990-11-28
Phenol derivatives of use in promoting formation of nerve growth factor are of the general formula (Ia) or (Ib)
wherein,
each R¹ is hydrogen or a hydroxy-protecting group; either
R² is alkyl, cycloalkyl, cycloalkyl condensed with aryl, aryl, aralkyl or heterocyclic; and
R³ is hydrogen or a group R²;
or
R² and R³, with the nitrogen atom to which they are attached, represent a cyclic amino group;
m is 1 to 6;
n is 1 to 3, provided that when n is 2 or 3 then two adjacent groups R¹ may jointly form a hydroxy-protecting group;
p is 0 or 1 to 3;
q is 0 or 1 to 3; and
the bond marked with a dashed line may be a single bond or a double bond); or a pharmaceutically acceptable salt thereof.
用于促进神经生长因子形成的苯酚衍生物通式为 (Ia) 或 (Ib)
其中
每个 R¹ 是氢或羟基保护基团;或者
R² 是烷基、环烷基、与芳基缩合的环烷基、芳基、芳烷基或杂环基;以及
R³ 是氢或基团 R²;
或
R² 和 R³,连同它们所连接的氮原子,代表一个环状氨基;
m 是 1 至 6;
n 为 1 至 3,但当 n 为 2 或 3 时,两个相邻基团 R¹ 可共同形成羟基保护基团;
p 为 0 或 1 至 3
q 为 0 或 1 至 3;以及
标有虚线的键可以是单键或双键);或其药学上可接受的盐。