Chromogenic substrates
    41.
    发明授权
    Chromogenic substrates 失效
    显色底物

    公开(公告)号:US4219497A

    公开(公告)日:1980-08-26

    申请号:US27578

    申请日:1979-04-06

    CPC分类号: C07D207/46 C12Q1/37

    摘要: The present invention comprises compounds of the formula ##STR1## and the biologically acceptable acid addition salts thereof wherein R.sub.1 represents hydrogen, or lower alkyl having 1-4 carbon atoms; R.sub.2 represents p-hydroxybenzyl or benzyl; R.sub.3 represents an alkyl having 1-6 carbon atoms; R.sub.4 represents amino or guanidino; R.sub.5 represents p-nitrophenyl, methylnitrophenyl, dinitrophenyl, naphthyl, or nitronaphthyl; and n is 3 or 4.

    摘要翻译: 本发明包括式“IMAGE”的化合物及其生物可接受的酸加成盐,其中R 1表示氢或具有1-4个碳原子的低级烷基; R2代表对羟基苄基或苄基; R3表示具有1-6个碳原子的烷基; R4表示氨基或胍基; R5表示对硝基苯基,甲基硝基苯基,二硝基苯基,萘基或硝基萘基; n为3或4。