Mal-PEG5-NH-Boc is a heterobifunctional PEG derivative, which contains a free maleimide group and a Boc-protected amine, which can be regenerated under mild acidic conditions. It is a Crosslinker for PEG spacers. Can be used for PROTAC synthesis.
AxisPharm offers 5000+ PEG Linkers with high purity. Different kinds of PEG Reagents may be available by custom synthesis.