t-Boc-N-amido-PEG-amine(tBOC-NH-PEG-Amine), MW 10K is a heterobifunctional t-Boc amine PEG amine with a TBOC protected amine that can be used for direct coupling to succinimidyl or PFP esters via amide bond formation link. t-Boc is easily removed under acidic conditions to form free primary amines.
AxisPharm offers 5000+ PEG Linkers with high purity. Different kinds of PEG Reagents may be available by custom synthesis.