Fulgimide compound and use thereof and composition containing said
compound
    61.
    发明授权
    Fulgimide compound and use thereof and composition containing said compound 失效
    富马来酰亚胺化合物及其用途和含有所述化合物的组合物

    公开(公告)号:US6110400A

    公开(公告)日:2000-08-29

    申请号:US125855

    申请日:1998-08-26

    CPC分类号: C07D495/10 C09K9/02 G03C1/73

    摘要: A novel fulgimide compound in which the nitrogen atom of the imide ring is substituted by a phenyl group having an electron-attracting group at least at the meta position, which is represented by the following general formula (I): ##STR1## [wherein the group (a) of the following formula is a divalent aromatic hydrocarbon group or unsaturated heterocyclic group, each of which may have a substituent(s); ##STR2## the group (b) of the following formula is a norbornylidene, bicyclo[3.3.1]nonylidene or adamantylidene group, ##STR3## and R.sup.2 is an electron-attracting group] and its use as a photochromic material.The fulgimide compound of the present invention has a higher color density in a color-developed state than conventional photochromic compounds.

    摘要翻译: PCT No.PCT / JP97 / 04876 Sec。 371日期:1998年8月26日 102(e)1998年8月26日PCT 1997年12月26日PCT公布。 第WO98 / 29414号公报 日期1998年7月9日由以下通式(I)表示的,其中酰亚胺环的氮原子被至少在间位具有吸电子基团的苯基取代的新颖的游离子化合物: 其中下式的基团(a)是可以具有取代基的二价芳族烃基或不饱和杂环基; 下式的组(b)是降冰片烯基,双环[3.3.1]壬叉或金刚烷基,R2是吸电子基团]及其作为光致变色材料的用途。 本发明的游离基化合物在显色状态下比常规的光致变色化合物具有更高的着色密度。