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    • 8. 发明授权
    • Nitrogen-containing hetercyclic compounds
    • 含氮杂环化合物
    • US4882082A
    • 1989-11-21
    • US172424
    • 1988-03-23
    • Rudolf EidenschinkJoachim KrauseReinhard HittichEike PoetschBernhard ScheubleGeorg WeberLudwig Pohl
    • Rudolf EidenschinkJoachim KrauseReinhard HittichEike PoetschBernhard ScheubleGeorg WeberLudwig Pohl
    • C07D239/26C07D239/28C07D239/30C07D239/34C07D239/54C09K19/34C09K19/46G02F1/13
    • C07D239/26C07D239/34C09K19/3441
    • Nitrogen-containing heterocyclic compounds of the formula IR.sup.1 --A.sup.1 --Z.sup.1 --A.sup.2 [Z.sup.2 --A.sup.3 ].sub.n --R.sup.2whereinR.sup.1 and R.sup.2 in each case independently of one another are an alkyl group with 1-15 C atoms, it also being possible for one or two non-adjacent CH.sub.2 groups to be replaced by 0 atoms and/or --CO-- groups and/or --O--CO-- groups and/or --CO--O-- groups, and one of the radicals R.sup.1 and R.sup.2 is also H, F, Cl, Br or CN,is a 1,4-cyclohexylene group, it also being possible for one or two non-adjacent CH.sub.2 groups to be replaced by 0 atoms, a 1,4-bicyclo(2,2,2)-octylene group or a 1,3-dithiane-2,5-diyl group,Z.sup.1 and Z.sup.2 in each case independently of one another are --CO--O--, --O--CO--, --CH.sub.2 CH.sub.2 --, --OCH.sub.2 --, --CH.sub.2 O-- or a single bond,A.sup.2 and A.sup.3 in each case independently of one another are a 1,4-phenylene group, pyrimidine-2,5-diyl group, 1,4-cyclohexylene group, it also being possible for one or two non-adjacent CH.sub.2 groups to be replaced by 0 atoms, 1,3-dithiane-2,5-diyl group or a 1,4-bic)cloy2,2,2)-octylene group andis 0 or 1,with the provisos that(a) at least one of the groups A.sup.2 and A.sup.3 is a pyrimidine-2,5-diyl group,(b) at least one of the groups Z.sup.1 and Z.sup.2 is not a single bond if A.sup.2 is pyrimidine-2,5-diyl and R.sup.2 is alkyl or CN,(c) Z.sup.1 is not --CO--O-- if A.sup.3 is pyrimidine-2,5-diyl and A.sup.1 is 1,4-cyclohexylene,(d) n is not 0 if A.sup.1 is 1,4-cyclohexylene and Z.sup.1 is --CH.sub.2 CH.sub.2 --, and(e) Z.sup.1 is not --CH.sub.2 CH.sub.2 -- if R.sup.2 is CN, and(f) Z.sup.1 is --CH.sub.2 CH.sub.2 --, --OCH.sub.2 -- or --CH.sub.2 O--, if A.sup.1 is 1,4-cyclohexylene and --A.sup.2 --[Z.sup.2 --A.sup.3 ].sub.n --is ##STR1## and acid addition salts thereof, can be used as components of liquid crystal phases.
    • 式I R1-A1-Z1-A2 [Z2-A3] n-R2的氮杂环化合物,其中R1和R2各自独立地为具有1-15个C原子的烷基,也可能 一个或两个不相邻的CH2基团被0个原子和/或-CO-基团和/或-O-CO-基团和/或-CO-O-基团取代,基团R1和R2之一是 H,F,Cl,Br或CN也是1,4-亚环己基,也可以将一个或两个不相邻的CH 2基团替换为0个原子,1,4-二环(2,2 ,2) - 亚辛基或1,3-二噻烷-2,5-二基,Z1和Z2各自独立地为-CO-O-,-O-CO-,-CH2CH2-,-OCH2 - , - CH 2 O-或单键,A2和A3各自独立地为1,4-亚苯基,嘧啶-2,5-二基,1,4-亚环己基,也可以 一个或两个不相邻的CH2基团被0个原子替代,1,3-二噻烷-2,5-二基或1,4-bic)二(2,2,2) - 亚辛基,为0或1, w 条件是(a)A2和A3中的至少一个是嘧啶-2,5-二基,(b)如果A2是嘧啶-2,则基团Z1和Z2中的至少一个不是单键 ,5-二基和R 2是烷基或CN,(c)如果A3是嘧啶-2,5-二基,且A1是1,4-亚环己基,则Z1不是-CO-O-,(d)如果A1不是0,则n不为0 是1,4-亚环己基,Z 1是-CH 2 CH 2 - ,(e)如果R 2是CN,则Z 1不是-CH 2 CH 2 - ,(f)如果A 1是1,则Z 1是-CH 2 CH 2 - , - OCH 2 - 或-CH 2 O- ,4-亚环己基和-A2- [Z2-A3] n - ,其酸加成盐可用作液晶相的成分。
    • 10. 发明授权
    • Liquid-crystalline dielectrics
    • 液晶电介质
    • US4755323A
    • 1988-07-05
    • US839293
    • 1986-03-13
    • Rudolf EidenschinkGeorg Weber
    • Rudolf EidenschinkGeorg Weber
    • C07D319/00C07D319/12C07D405/04C07D405/06C07D405/12C09K19/34C07D405/00C07D409/00C07D411/00G02F1/13
    • C09K19/3402C07D319/12C09K2019/3422
    • New 1,4-dioxanes of the formula I ##STR1## wherein R.sup.1 and R.sup.2 each signify and alkyl group with 1 - 10 C-atoms, wherein one or two CH.sub.2 groups can also be replaced by O-atoms, F, Cl, Br or CN,R.sup.2 also H,A.sup.1 and A.sup.2 each signify 1,4-phenylene, 1,4-cyclohexylene, 1,3-dioxane-2,5-diyl, 1,4-dioxane-2,5-diyl, peperidine-1,4-diyl, 1,4-bicyclo(2,2,2)-octylene or pyrimidine-2,5-diyl groups, unsubstituted or substituted by 1 - 4 F-atoms,Z.sup.1 and Z.sup.2 each signify --CO--O--, --O--CO--, CH.sub.2 CH.sub.2 --, OCH.sub.2 -- --CH.sub.2 O-- or a single bond,m and n each signify 0, 1, 2 or 3,(m+n), however, are at least 1 and at most 3,whereby for m=2 or 3, the groups A.sup.1 and for n=2 or 3 the groups A.sup.2 can each be the same or different from one another,as well as the acid-addition salts of the basic ones of these compounds,are suitable for use as components of liquid-crystalline dielectrics.
    • 其中R 1和R 2各自表示的具有1-10个C原子的烷基,其中一个或两个CH 2基团也可被O原子,F,Cl, Br或CN,R2还有H,A1和A2各自表示1,4-亚苯基,1,4-亚环己基,1,3-二恶烷-2,5-二基,1,4-二恶烷-2,5-二基,哌啶 -1,4-二基,1,4-二环(2,2,2) - 亚辛基或嘧啶-2,5-二基,未取代或被1-4个F原子取代,Z1和Z2各自表示-CO- O-,-O-CO-,CH 2 CH 2 - ,OCH 2 -CH 2 O-或单键,m和n各自表示0,1,2或3,(m + n),然而,至少为1以上 3,其中对于m = 2或3,基团A1和n = 2或3,基团A2可以彼此相同或不同,以及这些化合物中的碱性基团的酸加成盐, 适用于液晶电介质的组分。