High-purity Fmoc-N-amido-PEG11-CH2-aldehyde from Axispharm is a PEG reagent containing one aldehyde group and one Fmoc-protected amine. The Fmoc group needs to be deprotected under basic conditions. Aldehydes are reactive towards hydrazides and aminooxy groups. Hydrophilic PEG spacers increase solubility in aqueous media.
AxisPharm offers 5000+ PEG Linkers with high purity. Different kinds of PEG Reagents may be available by custom synthesis.