Bicyclooctane derivatives
    4.
    发明授权
    Bicyclooctane derivatives 失效
    双环辛烷衍生物

    公开(公告)号:US4707295A

    公开(公告)日:1987-11-17

    申请号:US843407

    申请日:1986-03-24

    摘要: Bicyclooctane derivatives of the formula IR.sup.1 --A.sup.1 --A.sup.2 --R.sup.2 IwhereinR.sup.1 and R.sup.2 independently of one another are each an alkyl group which has 1-12 C atoms and in which it is also possible for one or two non-adjacent CH.sub.2 groups to be replaced by O atoms and/or CO groups and/or --O13 CO groups and/or --CO--O groups and/or --CH.dbd.CH-- groups, one of the radicals R.sup.1 and R.sup.2 being also --A.sup.3 --R.sup.3,A.sup.1 is a 1,4-cyclohexylene group which is unsubstituted or substituted in the 1-position and/or 2-position and/or 3-position and/or 4-position by alkyl which has in each case 1-5 C atoms and is unsubstituted or substituted or fluorinated, and in which it is also possible for one or two non-adjacent CH.sub.2 groups to be replaced by one or two different groupings from the group --O--, --CO--, --CH.dbd.CH--, --S--, --SO-- or --SO.sub.2 --, or is substituted by F, Cl, Br, CN and/or CHO,A.sup.2 is a 1,4-bicyclo[2.2.2] octylene group,--A.sup.3 --R.sup.3 is --Cy--R.sup.3, --Ph--R.sup.3, --Cy--Ph--R.sup.3 or --Ph--Cy--R.sup.3,Cy is 1,4-cyclohexylene or one of the other groups recited for A.sup.1,Ph is 1,4-phenylene which is unsubstituted or substituted by or one two F atoms and/or CH.sub.3 groups andR.sup.3 is an alkyl group which has 1-12 C atoms and in which it is also possible for one or two non-adjacent CH.sub.2 groups to be replaced by O atoms and/or CO groups and/or O--CO groups and/or --CO--O groups and/or --CH.dbd.CH-- groupsare suitable for use as components of liquid-crystal phases for field effect and/or bistability effect displys.

    摘要翻译: 式I R1-A1-A2-R2 I的双环辛烷衍生物,其中R 1和R 2彼此独立地是具有1-12个C原子的烷基,并且其中一个或两个不相邻的CH 2基团也是可能的 被O原子和/或CO基团和/或-O13CO基团和/或-CO-O基团和/或-CH = CH-基团取代,基团R1和R2之一也是-A3-R3, A1是未取代的或在1位和/或2位和/或3位和/或4位上被烷基取代的1,4-亚环己基,其各自为1-5个C原子和 是未取代或取代或氟化的,并且其中一个或两个不相邻的CH 2基团也可以被-O - , - CO - , - CH = CH - , - S,-SO-或-SO 2 - ,或被F,Cl,Br,CN和/或CHO取代,A2是1,4-双环[2.2.2]亚辛基,-A3-R3是-Cy -R3,-Ph-R3,-Cy-Ph-R3或-Ph-Cy-R3,Cy为1,4-亚环己基或为A1所列举的其它基团之一, Ph是未被取代或被两个F原子和/或CH 3基团取代的1,4-亚苯基,R 3是具有1-12个C原子的烷基,并且其中也可以有一个或两个不相邻的 被O原子和/或CO基团和/或O-CO基团和/或-CO-O基团和/或-CH = CH-基团取代的CH 2基团适用于现场的液晶相的组分 效果和/或双稳性效应不好。

    Liquid crystal compounds
    6.
    发明授权
    Liquid crystal compounds 失效
    液晶化合物

    公开(公告)号:US4704227A

    公开(公告)日:1987-11-03

    申请号:US702281

    申请日:1985-02-15

    摘要: Compounds of the formula IR.sup.1 --A.sup.1 --Z.sup.1 --A.sup.2 --R.sup.2 IwhereinR.sup.1 and R.sup.2 are each H, an alkyl, alkoxy, alkanoyl, alkanoyloxy or alkoxycarbonyl group with in each case 1-10 C atoms, F, Cl, Br, CN or R.sup.3 --A.sup.3 --Z.sup.2 --,A.sup.1 is --A--, --A.sup.4 --A--or --A--A.sup.4 --,A is a 1,3-dioxane-2,5-diyl or a 1,3-dithiane-2,5-diyl group,A.sup.2, A.sup.3 are each a 1,4-cyclohexylene, 1,3-dioxane-2,5-diyl,and A.sup.4 1,3-dithiane-2,5-diyl, piperidine-1,4-diyl or 1,4-bicyclo(2,2,2)octylene group, or a 1,4-phenylene, pyrimidine-2,5-diyl or pyridazine-3,6-diyl group which is unsubstituted or substituted by one or two F and/or Cl atoms and/or CH.sub.3 groups and/or CN groups,Z.sup.1 and Z.sup.2 are each --CO--O--, --O--CO--, --CH.sub.2 CH.sub.2 --, --OCH.sub.2 --, --CH.sub.2 O or a single bond andR.sup.3 is H, an alkyl, alkoxy, alkanoyl, alkanoyloxy or alkoxycarbonyl group with in each case 1-10 C atoms, F, Cl, Br or CN, with the proviso that(a) at least one group A.sup.2, A.sup.3 and/or A.sup.4 contains lateral substituents,(b) 1,3-dioxane-2,5-diyl and 1,3-dithiane-2,5-diyl groups are not substituted by alkoxy, alkanoyl, alkanoyloxy, alkoxycarbonyl, F, Cl, Br, CN or R.sup.3 --A.sup.3 --Z.sup.2 in the 2-position and piperidine-1,4-diyl groups are not substituted by these radicals in the 1-position,(c) Z.sup.1 is not --CH.sub.2 CH.sub.2 --if A.sup.1 is --A--and(d) Z.sup.1 is not --CO--O--if A.sup.1 is --A--A.sup.4 --and --A.sup.2 --R.sup.2 is 3-chloro-4-cyanophenyl and(e) all lateral substituents on pyrimidine-2,5-diyl and pyridazine-3,6-diyl groups are attached to C-atoms,can be used as components of liquid crystal phases.

    摘要翻译: 式ⅠR1-A1-Z1-A2-R2Ⅰ化合物,其中R1和R2各自为H,烷基,烷氧基,烷酰基,烷酰氧基或烷氧基羰基,在每种情况下为1-10个C原子,F,Cl,Br, CN或R3-A3-Z2-,A1为-A-,-A4-A-或-A-A4-,A为1,3-二恶烷-2,5-二基或1,3-二噻烷-2 ,5-二基,A2,A3分别为1,4-亚环己基,1,3-二恶烷-2,5-二基和A4 1,3-二噻烷-2,5-二基,哌啶-1,4-二基, 二(2,4-二)亚辛基或1,4-亚苯基,嘧啶-2,5-二基或哒嗪-3,6-二基,其未被取代或被1或2个取代 F和/或Cl原子和/或CH 3基团和/或CN基团,Z 1和Z 2各自为-CO-O-,-O-CO - , - CH 2 CH 2 - , - OCH 2 - , - CH 2 O或单键, 是烷基,烷氧基,烷酰基,烷酰氧基或烷氧基羰基,在每种情况下为1-10个C原子,F,Cl,Br或CN,条件是(a)至少一个基团A2,A3和/或A4 含有侧向取代基,(b)1,3-二恶烷-2,5-二基和1,3-二噻烷-2,5-二基不被烷氧基,烷氧基取代 2位的烷酰氧基,烷氧基羰基,F,Cl,Br,CN或R3-A3-Z2在1-位上不被这些基团取代,(c)Z1是 如果A1是-A,则不是-CH2CH2 - 如果A1是-A-A4,而(d)Z1不是-CO-O-,-A2-R2是3-氯-4-氰基苯基,(e)所有的侧取代基 嘧啶-2,5-二基和哒嗪-3,6-二基与C原子连接,可用作液晶相的成分。