DBCO-PEG12-carboxyfluorescein (5(6)-FAM) represents a variant of a time-honored fluorescent dye and featuring a terminal DBCO group and a hydrophilic PEG12 spacer arm. The DBCO groups is commonly used for copper-free Click Chemistry reactions due to its strain promoted high energy. The hydrophilic PEG12 spacer arm significantly increases water solubility, membrane permability, and conjugation efficiency. Reagent grade, for research use only. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.
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