KS-505 derivatives
    9.
    发明公开
    KS-505 derivatives 失效
    KS-505衍。

    公开(公告)号:EP0480152A1

    公开(公告)日:1992-04-15

    申请号:EP91114293.3

    申请日:1991-08-26

    摘要: KS-505 derivatives of Formula (I) exhibit an inhibitory activity on cyclic nucleotide phosphodiesterase and are expected to be useful as pharmaceuticals.

    wherein R 1 represents hydrogen or methyl; R 2 represents hydrogen or a compound of formula (II):

    and X, Y and Z represent the following: when X is OCH 3 , Y and Z are combined together to form =O, and when Z is OCH 3 , X and Y are combined together to form -O-; provided that when R 1 is hydrogen, R 2 represents hydrogen, or a pharmaceutically acceptable salt thereof.

    摘要翻译: 式(I)的KS-505衍生物对环状核苷酸磷酸二酯酶具有抑制活性,预计可用作药物。 其中R 1表示氢或甲基; R 2表示氢或式(II)的化合物:,X,Y和Z表示如下:当X是OCH 3时,Y和Z组合在一起形成= O,当Z是OCH 3时, X和Y组合在一起形成-O-; 条件是当R 1为氢时,R 2表示氢或其药学上可接受的盐。