Cy7 carboxylic acid is a free non-activated NIR (near-infrared fluorescent) dye. It is a non-sulfonated reagent with good solubility in organic solvents and limited aqueous solubility. The carboxylic acid can react with primary amines in the presence of activators such as EDC and HATU. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.
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