Chromogenic 4,4-diaryldihydroquinazolones
    8.
    发明授权
    Chromogenic 4,4-diaryldihydroquinazolones 失效
    显色的4,4-二芳基二氢喹唑啉酮

    公开(公告)号:US4754034A

    公开(公告)日:1988-06-28

    申请号:US789686

    申请日:1985-10-21

    摘要: 4,4-diaryldihydroquinazolones of the formula ##STR1## wherein X.sup.1, X.sup.2 and X.sup.3, independently of one another, denote hydrogen, halogen, alkyl, aryl, alkanoylamino, aroylamino, heteryl, NY.sup.1 Y.sup.2, OY.sup.3 or SY.sup.3, at least one of the radicals X.sup.1, X.sup.2 or X.sup.3 standing for NY.sup.1 Y.sup.2, OY.sup.3 or SY.sup.3,R.sup.1 denotes hydrogen, alkyl, cycloalkyl, aralkyl, aryl or the members of a bridge to the o-carbon of ring C,R.sup.2 denotes a radical of an acid,Y.sup.1, Y.sup.2 and Y.sup.3, independently of one another, denote hydrogen, alkyl, cycloalkyl, aralkyl aryl or heteryl or the remaining members of a 5- or 6-membered ring which reaches to one of the o-position benzene C atoms and may contain further hetero atoms orY.sup.1 +Y.sup.2 denote the remaining members of a 5- or 6-membered ring which may contain further hetero atoms andthe rings A, B and C and the radicals mentioned can in turn carry nonionic substituents customary in dye-stuff chemistry, find utility in pressure-copyable thermoreactive and electrochromic recording materials.

    摘要翻译: 式(I)的4-二芳基二氢喹唑啉酮其中X 1,X 2和X 3彼此独立地表示氢,卤素,烷基,芳基,烷酰基氨基,芳酰氨基,异酰基,NY1Y2,OY3或SY3,至少一个 的基团X 1,X 2或X 3代表NY1Y2,OY3或SY3,R1表示氢,烷基,环烷基,芳烷基,芳基或与环C的邻碳的桥的成员,R2表示酸的基团, Y 1,Y 2和Y 3彼此独立地表示氢,烷基,环烷基,芳烷基芳基或杂芳基或5-位或6-元环的其余成员,其到达位置苯C原子之一并且可以含有 另外的杂原子或Y1 + Y2表示可含有更多杂原子的5或6元环的剩余成员,并且环A,B和C以及所提及的基团可以依次携带染料化学中常规的非离子取代基 ,可用于压力可复制的热反应和电致变色记录材料。

    Chromogenic 4,4-diaryl-2-oxobenzo-3,1-oxazines
    10.
    发明授权
    Chromogenic 4,4-diaryl-2-oxobenzo-3,1-oxazines 失效
    显色的4,4-二芳基-2-氧代苯并-3,1-恶嗪

    公开(公告)号:US4727140A

    公开(公告)日:1988-02-23

    申请号:US789802

    申请日:1985-10-21

    摘要: 4,4-Diaryl-2-oxobenzo-3,1-oxazines of the general formula ##STR1## wherein X.sup.1, X.sup.2 and X.sup.3, independently of one another, denote hydrogen, halogen, alkyl, aryl, alkanoylamino, aroylamino, heteryl, NY.sup.1 Y.sup.2, OY.sup.3 or SY.sup.3,at least one of the radicals X.sup.1, X.sup.2 or X.sup.3 standing for NY.sup.1 Y.sup.2, OY.sup.3 or SY.sup.3,R.sup.1 denotes hydrogen, alkyl, cycloalkyl, aralkyl, aryl or the members of a bridge to the o-carbon of ring B,Y.sup.1, Y.sup.2 and Y.sup.3, independently of one another, denote hydrogen, alkyl, cycloalkyl, aralkyl or aryl or the remaining members of a 5- or 6-membered ring which reaches to one of the o-position benzene C atoms and may contain further heteroatoms or Y.sup.1 +Y.sup.2 denote the remaining members of a 5- or 6-membered ring which may contain further heteroatoms andthe rings A, B and C and the radicals mentioned can in turn carry nonionic substituents customary in dyestuff chemistry, find utility in pressure-copyable and thermoreactive recording materials.

    摘要翻译: 通式为其中X 1,X 2和X 3彼此独立地表示氢,卤素,烷基,芳基,烷酰基氨基,芳酰基氨基,芳酰基氨基, 杂芳基,NY1Y2,OY3或SY3,代表NY1Y2,OY3或SY3的基团X1,X2或X3中的至少一个,R1表示氢,烷基,环烷基,芳烷基,芳基或与O- 环B,Y 1,Y 2和Y 3彼此独立地表示氢,烷基,环烷基,芳烷基或芳基或5-位或6-元环的其余成员,其至少一个位于邻位苯C原子之一和 可以含有另外的杂原子,或Y1 + Y2表示可含有其它杂原子的5或6元环的剩余成员,并且环A,B和C和所提及的基团可以依次携带染料化学中常规的非离子取代基,发现 在压力复制和热反应记录材料中的应用。