BDP FL-PEG5-propargyl is a BDP FL derivative containing a reactive propargyl group and a hydrophilic PEG spacer arm. Ideal for conjugation to antibodies, proteins or probes, propargyl groups allow site-specific conjugation by Click Chemistry. Hydrophilic PEG spacers can increase water solubility.
AxisPharm offers 5000+ PEG Linkers with high purity. Different kinds of PEG Reagents may be available by custom synthesis.