N-(Azido-PEG3)-N-bis(PEG3-NHS ester) is a branched PEG derivative with a terminal azide group and two terminal NHS esters. The azide group enables PEGylation via Click Chemistry. The NHS esters can be used to label the primary amines (-NH2) of proteins, amine-modified oligonucleotides, and other amine-containing molecules.

2055042-58-3

C34H56N6O17

820.84

N-(Azido-PEG3)-N-bis(PEG3-NHS ester)

(< 1 mg/ml refers to the product slightly soluble or insoluble )
Powder: -20°C for 3 years
In solvent: -80°C for 2 years