Ninhydrin and ionic liquid reagent mixture and method for the visualization of amino acids and peptides
    1.
    发明授权
    Ninhydrin and ionic liquid reagent mixture and method for the visualization of amino acids and peptides 有权
    茚三酮和离子液体试剂混合物和氨基酸和肽的可视化方法

    公开(公告)号:US07858376B2

    公开(公告)日:2010-12-28

    申请号:US12375740

    申请日:2007-07-03

    IPC分类号: G01N33/00 C07C49/00

    CPC分类号: G01N33/6809 G01N33/6839

    摘要: The invention relates to a method and reagent mixture for the staining and thus visualization of amino acids, peptides and similar compounds, in particular after separation by means of thin-layer chromatography. The staining is carried out using ninhydrin for the detection of amino acids, peptides or proteins in combination with at least one ionic liquid.

    摘要翻译: 本发明涉及一种方法和试剂混合物,用于染色和因此显示氨基酸,肽和类似化合物,特别是通过薄层色谱分离后。 使用茚三酮进行染色以与至少一种离子液体组合检测氨基酸,肽或蛋白质。

    Method and Reagent Mixture for the Visualization of Amino Acids and Peptides
    2.
    发明申请
    Method and Reagent Mixture for the Visualization of Amino Acids and Peptides 有权
    用于氨基酸和肽可视化的方法和试剂混合物

    公开(公告)号:US20090258427A1

    公开(公告)日:2009-10-15

    申请号:US12375740

    申请日:2007-07-03

    IPC分类号: G01N33/00 C07C49/537

    CPC分类号: G01N33/6809 G01N33/6839

    摘要: The invention relates to a method and reagent mixture for the staining and thus visualisation of amino acids, peptides and similar compounds, in particular after separation by means of thin-layer chromatography. The staining is carried out using NIN-HYDRIN for the detection of amino acids, peptides or proteins in combination with at least one ionic liquid.

    摘要翻译: 本发明涉及一种方法和试剂混合物,用于染色和因此显示氨基酸,肽和类似化合物,特别是通过薄层色谱分离后。 染色使用NIN-HYDRIN进行,用于与至少一种离子液体组合检测氨基酸,肽或蛋白质。

    Method for the production of N,N-dimethylacetamide (DMAC)
    4.
    发明授权
    Method for the production of N,N-dimethylacetamide (DMAC) 有权
    制备N,N-二甲基乙酰胺(DMAC)的方法

    公开(公告)号:US08193390B2

    公开(公告)日:2012-06-05

    申请号:US11720770

    申请日:2005-12-03

    IPC分类号: C07C231/02

    CPC分类号: C07C231/02 C07C233/05

    摘要: A process for preparing N,N-dimethylacetamide (DMAC) by continuously reacting methyl acetate (MeOAc) with dimethylamine (DMA) in the presence of a basic catalyst, wherein MeOAc is used in the form of a methanolic solution and the continuous distillative workup is effected in such a way that methanol and any other low boilers are initially removed overhead in a column A and the bottom effluent of column A is fed to a column B in which DMAC is removed via a side draw a purity of ≧99.7% by weight.

    摘要翻译: 在碱性催化剂存在下,通过使乙酸甲酯(MeOAc)与二甲胺(DMA)连续反应制备N,N-二甲基乙酰胺(DMAC)的方法,其中MeOAc以甲醇溶液的形式使用,连续蒸馏处理是 以甲醇和任何其他低沸点物最初在塔A中塔顶除去并且塔A的底部流出物进料到其中通过侧面抽取DMAC的柱B,其中汲取的纯度为≥99.7重量% 。

    Measuring device for contactless detecting a ferromagnetic object
    5.
    发明授权
    Measuring device for contactless detecting a ferromagnetic object 有权
    用于非接触式检测铁磁体的测量装置

    公开(公告)号:US06922052B2

    公开(公告)日:2005-07-26

    申请号:US10204688

    申请日:2001-02-16

    CPC分类号: G01D5/147

    摘要: A measuring device for contactless detection of a ferromagnetic object, comprising at least one magnet; a magnetic field-sensitive element arranged so that an air gap is provided between the magnetic field-sensitive element and the ferromagnetic object; and a soft-magnetic component located between magnet and the magnetic field-sensitive element on a face of the magnet which points in a direction of the ferromagnetic object to be detected, said soft-magnetic component being formed as a cap-shaped element that has a recess that is open in a direction away from said magnetic field-sensitive element to house the magnet and an opening that is open in a direction of the magnetic field-sensitive element, to house the magnet and opening that is open in a direction of the magnetic field-sensitive element, the soft-magnetic component having a first side wall defining said recess and also having a portion which forms a second side wall defining said opening, said first side wall and said second side wall being in alignment with one another.

    摘要翻译: 一种用于非铁磁性物体的非接触检测的测量装置,包括至少一个磁体; 磁场敏感元件,被布置成使得在所述磁场敏感元件和所述铁磁体之间设置气隙; 以及位于磁体与磁场敏感元件之间的软磁性部件,磁体的表面指向要检测的铁磁性物体的方向,所述软磁部件形成为帽状元件,所述帽状元件具有 沿远离所述磁场敏感元件的方向开放以容纳磁体的凹部和沿着磁场敏感元件的方向开口的开口,以容纳磁体和沿着磁场敏感元件的方向开口的开口 所述磁场元件具有限定所述凹部的第一侧壁,并且还具有形成限定所述开口的第二侧壁的部分,所述第一侧壁和所述第二侧壁彼此对准 。

    Method for producing ruthenium complexes
    6.
    发明授权
    Method for producing ruthenium complexes 有权
    制备钌络合物的方法

    公开(公告)号:US06232482B1

    公开(公告)日:2001-05-15

    申请号:US09485854

    申请日:2000-05-08

    IPC分类号: C07F900

    摘要: Ruthenium complexes of the formula I or IV RuX2(═CH—CH2R)L1L2  (I) RuXY(═CH═CH2R)L1L2  (IV) where X, Y are anionic ligands, R is hydrogen or a substituted or unsubstituted C1-C20-alkyl radical or C6-C20-aryl radical and L1 and L2 are, independently of one another, uncharged electron donor ligands, are prepared by (a) reaction of RuX3 with L1 and L2 in an inert solvent in the presence of a reducing agent and hydrogen and (b) reaction with compounds of the formula II R—C≡CH  (II) where R is as defined above, in the presence or absence of water, and, if desired after isolation of the intermediate, with HY, [HL1]Y or [HL2]Y.

    摘要翻译: 式I或IV其中X,Y的钌络合物是阴离子配体,R是氢或取代或未取代的C 1 -C 20烷基或C 6 -C 20芳基,且L 1和L 2彼此独立地是不带电子的电子给体配体, 通过(a)在还原剂和氢气存在下,在惰性溶剂中将RuX 3与L 1和L 2反应制备,和(b)在存在或不存在水的情况下与式II化合物(其中R如上定义)反应 ,并且如果需要,在分离中间体后,用HY,[HL1] Y或[HL2] Y。