Fluorescein-PEG5-Acid Datasheet DC Chemicals
Description Fluorescein-PEG5-Acid is a xanthene dye with excitation/emission maximum 494/517 nm and a free terminal carboxyl acid. Terminal carboxylic acid can react with primary amine groups in the presence of of activators (e.g. EDC, or DCC) to form a stable amide bond. It can be used as a quantum yield standard. The hydrophilic PEG spacer increases solubility in aqueous media and reduces steric hindrance during binding.
Cat.No DC35361
Name Fluorescein-PEG5-Acid

Chemical Properties

CAS
Formula C34H38N2O12S
MW 698.74
Storage

References

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