t-Boc-N-amido-PEG-amine(tBOC-NH-PEG-Amine), MW 7.5K is an amino PEGylation reagent containing a terminal amino group and a Boc-protected amino group attached via a linear PEG chain. Terminal NH2 can react directly with NHS or carboxylic acid in the presence of activators such as EDC or HATU.
AxisPharm offers 5000+ PEG Linkers with high purity. Different kinds of PEG Reagents may be available by custom synthesis.