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    • 9. 发明申请
    • Reagents for labeling biomolecules having aldehyde or ketone moieties
    • 用于标记具有醛或酮部分的生物分子的试剂
    • US20050250152A1
    • 2005-11-10
    • US11182122
    • 2005-07-15
    • Richard HauglandThomas SteinbergWayne PattonZhenjun Diwu
    • Richard HauglandThomas SteinbergWayne PattonZhenjun Diwu
    • G01N33/532C07D239/91C07D239/94C07D249/08C07D263/60C07D265/22C07D277/66C07D401/04G01N33/58C12Q1/68C07H21/04C08B37/00
    • C07D265/22C07D239/91Y10T436/143333Y10T436/200833
    • Novel fluorescent derivitization reagents are described that are suitable for coupling to biomolecules that contain aldehyde or ketone functional groups. In one embodiment is provided reagents that have the following formula: wherein Q is carbonyl, thiocarbonyl, or sulfonyl, and R5 is -L-Z; L is arylene, or a C1-6 perfluoroalkylene, or a single covalent bond; Z is a carbonyl hydrazide, hydrazide, sulfonyl hydrazide, or a thiocarbonyl hydrazide; R11-R14 are independently H, C1-6alkyl, C1-6 alkoxy, C1-6 perfluoroalkyl, C1-6 alklyamino, di(C2-21-alkyl)amino, amino, carboxy, cyano, halogen, hydroxy, nitro, phenyl, or sulfo; and R21-R24 are independently H, C1-6 alkyl, C1-6 alkoxy, C1-6 perfluoroalkyl, C1-6 alklyamino, di(C2-12-alkyl)amino, amino, carboxy, cyano, halogen, hydroxy, nitro, phenyl, sulfo, or -L-Z. The method of treating a sample with the derivativization reagents is described. The reagents are particularly useful for labeling glycoproteins or glycopeptides, nucleic acids, and lipopolysaccharides in electrophoresis gels.
    • 描述了适用于与含有醛或酮官能团的生物分子偶联的新型荧光衍生试剂。 在一个实施方案中,提供具有下式的试剂:其中Q是羰基,硫代羰基或磺酰基,R 5是-L-Z; L是亚芳基或C 1-6个全氟亚烷基,或单个共价键; Z是羰基酰肼,酰肼,磺酰肼或硫代羰基酰肼; R 11 -R 14独立地为H,C 1-6烷基,C 1-6烷氧基,C 全氟烷基,C 1-6烷基氨基,二(C 1 -C 21 - 亚烷基)氨基,氨基,羧基,氰基,卤素 ,羟基,硝基,苯基或磺基; R 21和R 24独立地是H,C 1-6烷基,C 1-6烷氧基, C 1-6烷基全氟烷基,C 1-6烷基氨基,二(C 2-12-12 - 烷基)氨基,氨基,羧基,氰基, 卤素,羟基,硝基,苯基,磺基,或-LZ。 描述了用衍生化试剂处理样品的方法。 这些试剂特别可用于在电泳凝胶中标记糖蛋白或糖肽,核酸和脂多糖。