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Alexa Fluor 488 alkyne, bis(triethylammonium salt), 5-isomer 是 Alexa Fluor 488 的炔基双三乙铵盐衍生物,发绿色荧光 ,Ex/Em 约 495/519 nm。该染料分子中的炔基可通过铜催化点击反应 (CuAAC),与含叠氮基的蛋白质、多肽及寡核苷酸等生物分子特异性偶联,形成稳定共价键。其双三乙铵盐结构提升了水溶性,5-isomer 单一异构体则确保了批次间的一致性与标记重复性。该产品广泛应用于蛋白质、核酸的定点标记及活细胞内生物正交成像研究。
别名 Alexa Fluor 488 alkyne,bis(triethylammonium salt),5-isomer
Alexa Fluor 488 alkyne, bis(triethylammonium salt), 5-isomer 是 Alexa Fluor 488 的炔基双三乙铵盐衍生物,发绿色荧光 ,Ex/Em 约 495/519 nm。该染料分子中的炔基可通过铜催化点击反应 (CuAAC),与含叠氮基的蛋白质、多肽及寡核苷酸等生物分子特异性偶联,形成稳定共价键。其双三乙铵盐结构提升了水溶性,5-isomer 单一异构体则确保了批次间的一致性与标记重复性。该产品广泛应用于蛋白质、核酸的定点标记及活细胞内生物正交成像研究。

| 产品描述 | Alexa Fluor 488 Alkyne, Bis(Triethylammonium Salt), 5-Isomer is a green fluorescent alkyne derivative of Alexa Fluor 488, with excitation/emission maxima around 495/519 nm. The alkyne functional group allows specific conjugation to azide-modified proteins, peptides, or oligonucleotides via copper-catalyzed azide–alkyne cycloaddition (CuAAC), forming stable covalent bonds. Its bis-triethylammonium salt structure improves water solubility, and the single 5-isomer ensures batch-to-batch consistency and reproducibility. This dye is widely used for site-specific labeling of proteins and nucleic acids, as well as bioorthogonal imaging in live cells. |
| 别名 | Alexa Fluor 488 alkyne,bis(triethylammonium salt),5-isomer |
| 存储 |
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