Cyclohexane derivative and liquid crystal composition containing the same
    11.
    发明公开
    Cyclohexane derivative and liquid crystal composition containing the same 失效
    。。。。。。。。。。。。。。。。。。。。。。

    公开(公告)号:EP0568040A1

    公开(公告)日:1993-11-03

    申请号:EP93106897.7

    申请日:1993-04-28

    摘要: A liquid crystalline compound which has a low viscosity and is electrically and chemically stable and compatible with other known liquid crystalline compounds at low temperatures, and a liquid crystal composition containing the same, which compound is a phenyl-4-cyclohexylbutylcyclohexane derivative expressed by the formula:

    wherein R represents a hydrogen atom a linear or branched alkyl group of 1 to 15 carbon atoms, and X₁, X₂ and X₃ are each independent and X₁ and X₃ each represent a hydrogen atom or a halogen atom and X₂ represents a hydrogen atom or a linear or branched alkyl group of 1 to 15 carbon atoms (wherein one -CH₂CH₂- bond may be replaced by a -CH=CH-bond and one non-adjacent -CH₂- bond may be replaced by an oxygen atom), a halogen atom, a cyano group, a trifluoromethyl group or a trifluoromethoxy group.

    摘要翻译: 在低温下具有低粘度和电化学和化学稳定性并与其它已知液晶化合物相容的液晶化合物和含有该液晶化合物的液晶组合物,该化合物是由通式(1)表示的苯基-4-环己基丁基环己烷衍生物 :其中,R表示氢原子,碳原子数为1〜15的直链或支链烷基,X1,X2,X3各自独立,X1,X3各自表示氢原子或卤素原子,X2表示氢原子 原子或具有1至15个碳原子的直链或支链烷基(其中一个-CH 2 CH 2 - 键可被-CH = CH-键取代,一个不相邻的-CH 2 - 键可被氧原子取代) 卤素原子,氰基,三氟甲基或三氟甲氧基。

    Liquid crystal compounds incorporating furan ring, liquid crystal composition and liquid crystal display device
    13.
    发明公开
    Liquid crystal compounds incorporating furan ring, liquid crystal composition and liquid crystal display device 审中-公开
    含呋喃环的液晶化合物,液晶组合物和Flüssigkristallanzeigevorichtung

    公开(公告)号:EP1013649A1

    公开(公告)日:2000-06-28

    申请号:EP99125327.9

    申请日:1999-12-20

    摘要: The present invention provides a furan derivative compound having physical properties suitable as a liquid crystal display material, for example, such as 5-(4'-trans-pentyl-trans-bicyclohexyl-4-yl)-2-methylfuran, 5-(4-(4-trans-pentylcyclohexyl)phenyl)-2-ethylfuran, 5-(trans-4-propylcyclohexyl)fur-2-yl-3,4-dibromobenzene, 2-(4-trans-pentylcyclohexyl)-5-(4-trans-propylcyclohexyl)furan and 2-(4-trans-(2,3-difluoro-4-methoxyphenyl)cyclohexyl)-5-(5-trans-propyl-1,3-dioxan-2-yl)furan; a liquid crystal composition containing the said compound; and a liquid crystal display device comprising the said liquid crystal composition.

    摘要翻译: 本发明提供了具有适于作为液晶显示材料,对于实施例的物理性质呋喃衍生物化合物,作为检查5-(4'-反式 - 戊基 - 反式 - 二环己基-4-基)-2-甲基呋喃,5-( 4-(4-反式 - 戊基环己基)苯基)-2-乙基呋喃,5-(反式-4-丙基环己基)呋喃-2-基-3,4-二溴苯,2-(4-反式 - 戊基环己基)-5-( 4-反式 - 丙基环己基)呋喃和2-(4-反式 - (2,3-二氟-4-甲氧基苯基)环己基)-5-(5-反式 - 丙基-1,3-二恶烷-2-基)呋喃; 的液晶组合物含有所述化合物; 和液晶显示装置,包括所述液晶组合物。

    Oxazolidinedione compounds, the process for preparing the same and herbicidal composition containing the same
    18.
    发明公开
    Oxazolidinedione compounds, the process for preparing the same and herbicidal composition containing the same 失效
    恶唑烷二酮化合物,它们的制备方法和含有它们的除草组合物。

    公开(公告)号:EP0382884A1

    公开(公告)日:1990-08-22

    申请号:EP89112841.5

    申请日:1989-07-13

    IPC分类号: C07D263/44 A01N43/76

    CPC分类号: C07D263/44 A01N43/76

    摘要: An oxazolidinedione compound represented by the formula (I):
    wherein R 1 represents a hydrogen atom, an alkyl group having 1 to 5 carbon atoms, a cycloalkyl group having 3 to 5 carbon atoms, an alkenyl group having 3 to 5 carbon atoms, an alkynyl group having 3 to 5 carbon atoms or an alkoxycarbonyl group having 1 or 2 carbon atoms in the alkyl moiety thereof, R 2 represents an alkyl group having 3 to 5 carbon atoms or a cycloalkyl group having 3 to 5 carbon atoms, and X represents a chlorine atom or a fluorine atom; a process for preparing the same; and a herbicidal composition comprising the oxazolidinedione compound as an active component are disclosed. The above oxazolidinedione compounds exhibit a high selectivity for useful crop plants and a strong herbicidal activity with respect to various noxious weeds.

    摘要翻译: 由式(I)表示的恶唑烷二酮化合物: worin - [R <1> darstellt氢原子的烷基具有1至5个碳原子,具有3-5个碳原子具有3至链烯基的环烷基组 碳原子数1-5的具有具有1或2个碳原子在烷基部分含3-5个碳原子或在烷氧基羰基炔基,R <2> darstellt具有3至5个碳原子或具有3至的环烷基烷基的 5个碳原子,X代表氯原子或氟原子; 用于制备它们的方法; 和一种除草组合物的恶唑烷二酮化合物,其活性成分是游离缺失盘。 上述恶唑烷二酮化合物表现出有用的作物植物,并且相对于各种有害杂草一个很强的除草活性的高选择性。