N-(mPEG4)-N'-(PEG4-NHS ester)-Cy5


N-(mPEG4)-N'-(PEG4-NHS ester)-Cy5

Catalog:CDPB-04776

Unit Size:1 mg, 2 mg, 5 mg, 10 mg

INQUIRY Datasheet

Specifications
Common Use N-(mPEG4)-N'-(PEG4-NHS ester)-Cy5 is a cyanine labeled PEG derivative with excitation/emmission maximum 649/667 nm containing a NHS ester group, which is an amine reactive group. Hydophilic PEG spacer increases solubility in aqueous media. This reagent can be utilized to produce Cyanine-labeled biomolecules for subsequent use such as in vivo research, and drug design related experiments.
Structure N-(mPEG4)-N'-(PEG4-NHS ester)-Cy5
PEG Molecular Weight 926.6 g/mol
Functional Group NHS ester
Fluorophores Cy5
Purity 95%
Molecular Formula C49H68ClN3O12
Storage -20°C in the dark
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