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    • 2. 发明授权
    • Method for preparing sulphostin and analogue thereof or preparation intermediate thereof
    • 磺普钠及其类似物的制备方法或其制备方法
    • US07531657B2
    • 2009-05-12
    • US10498272
    • 2002-12-16
    • Masashi NagaiHiroko YamazakiKeiichirou YamamotoMasatoshi Abe
    • Masashi NagaiHiroko YamazakiKeiichirou YamamotoMasatoshi Abe
    • C07F9/00C07F9/02C07D205/08C07D223/12
    • C07C215/30C07B2200/07C07F9/5532C07F9/568C07F9/572C07F9/59Y02P20/55
    • A method for preparing a compound represented by the following general formula (5) where, n is an integer of 0 to 3; and Y represents a protecting group for an amino group, the method including the steps of reacting a compound represented by the following general formula (3) where n and Y are as described above, with a silylating agent, and subsequently reacting it with P (═O) T3, where T represents a halogen atom, and further with ammonia. A method for preparing an optically active intermediate of sulphostin or an analogue thereof, which is an optically active amine salt of an optically active compound represented by the following general formula (8) where n is integer of 0 to 3; Y represents protecting group for the amino group; and each configuration at C* and P* may be the same or different and indicates S or R, the method including reacting a compound represented by the following general formula (7) where n and Y are as described above; and the configuration of C* indicates either of S or R, with an optically active amine, and resolving the formed diastereomeric salt by fractional crystallization.
    • 一种制备由以下通式(5)表示的化合物的方法,其中n为0-3的整数; Y表示氨基的保护基,该方法包括使下述通式(3)表示的化合物(其中n和Y如上所述)与甲硅烷基化剂反应,然后使其与P( -O)T3,其中T表示卤素原子,并且还含有氨。 一种制备光学活性中间体磺酸钠或其类似物的方法,它是由以下通式(8)表示的光学活性化合物的光学活性胺盐,其中n为0-3的整数; Y表示氨基的保护基; 并且C *和P *的每个构型可以相同或不同,表示S或R,该方法包括使由以下通式(7)表示的化合物,其中n和Y如上所述; 并且C *的构型表示S或R中的任一个与光学活性胺,并且通过分级结晶拆分形成的非对映体盐。
    • 3. 发明申请
    • Method for preparation of sulphostin and its analogue or intermediates thereof
    • 磺普钠及其类似物或其中间体的制备方法
    • US20050020834A1
    • 2005-01-27
    • US10498272
    • 2002-12-16
    • Masashi NagaiHiroko YamazakiKeichirou YamamotoMasatoshi Abe
    • Masashi NagaiHiroko YamazakiKeichirou YamamotoMasatoshi Abe
    • C07C215/30C07F9/553C07F9/568C07F9/572C07F9/59C07F9/547
    • C07C215/30C07B2200/07C07F9/5532C07F9/568C07F9/572C07F9/59Y02P20/55
    • A method for preparing a compound represented by the following general formula (5) where, n is an integer of 0 to 3; and Y represents a protecting group for an amino group, the method including the steps of reacting a compound represented by the following general formula (3) where n and Y are as described above, with a silylating agent, and subsequently reacting it with P (═O) T3, where T represents a halogen atom, and further with ammonia. A method for preparing an optically active intermediate of sulphostin or an analogue thereof, which is an optically active amine salt of an optically active compound represented by the following general formula (8) where n is an integer of 0 to 3; Y represents a protecting group for the amino group; and each configuration at C* and P* may be the same or different and indicates S or R, the method including reacting a compound represented by the following general formula (7) where n and Y are as described above; and the configuration of C* indicates either of S or R, with an optically active amine, and resolving the formed diastereomeric salt by fractional crystallization.
    • 一种制备由以下通式(5)表示的化合物的方法,其中n为0-3的整数; Y表示氨基的保护基,该方法包括使下述通式(3)表示的化合物(其中n和Y如上所述)与甲硅烷基化剂反应,然后使其与P( = O)T3,其中T表示卤素原子,并且还含有氨。 一种制备磺普钠或其类似物的光学活性中间体的方法,其为由以下通式(8)表示的光学活性化合物的光学活性胺盐,其中n为0-3的整数; Y表示氨基的保护基; 并且C *和P *的每个构型可以相同或不同,表示S或R,该方法包括使由以下通式(7)表示的化合物,其中n和Y如上所述; 并且C *的构型表示S或R中的任一个与光学活性胺,并且通过分级结晶拆分形成的非对映体盐。
    • 8. 发明授权
    • Organic light emitting element and a light emitting device using the same
    • 有机发光元件和使用其的发光器件
    • US07504771B2
    • 2009-03-17
    • US11319216
    • 2005-12-28
    • Hiroko YamazakiSatoshi Seo
    • Hiroko YamazakiSatoshi Seo
    • H01J1/62
    • H01L51/5044H01L27/3206H01L27/3244H01L33/502H01L51/0058H01L51/006H01L51/0081H01L51/0085H01L51/5016H01L51/5028H01L51/5036H01L51/5056H01L51/5072H01L51/5088H01L51/5092H01L51/5096H01L51/5206H01L51/5221H01L51/5234H01L51/56
    • The present invention provides a white organic light-emitting element high in the emission efficiency. In particular, the invention provides a white organic light-emitting element that has an emission spectrum having peaks in the respective wavelength regions of red color, green color and blue color and is high in the emission efficiency.Since a spectrum region lowest in the emission efficiency is a red region, by introducing a reddish phosphorescent material, a highly efficient white organic light-emitting element is obtained. At this time, in order to inhibit the reddish phosphorescent material from singularly emitting, as shown in FIG. 1, a distance between a second emission region 114 where a reddish phosphorescent material 124 is a luminescent material and a first emission region 113 that exhibits emission in a shorter wavelength side than the second emission region is separated. In a configuration shown in FIG. 1, it is preferable to use an electron transport material in a layer 115 between the first emission region and the second emission region and more preferable to use a hole block material.
    • 本发明提供了一种发光效率高的白色有机发光元件。 特别地,本发明提供一种白色有机发光元件,其具有在红色,绿色和蓝色的各个波长区域具有峰值的发射光谱,并且发光效率高。 由于发射效率最低的光谱区域是红色区域,所以通过引入红色磷光材料,获得高效率的白色有机发光元件。 此时,为了抑制红色磷光发光材料的发光,如图1所示。 如图1所示,分离出红色磷光材料124为发光材料的第二发光区域114与第二发光区域的短波长侧发光的第一发光区域113之间的距离。 在图1所示的结构中, 如图1所示,优选在第一发光区域和第二发光区域之间的层115中使用电子传输材料,更优选使用空穴阻挡材料。