Thalidomide-O-PEG2-NHS ester CAS:2639395-34-7 is an E3 ligase ligand-linker conjugate. It is a synthetic compound that incorporates the Thalidomide based cereblon ligand and 4-unit PEG linker used in PROTAC technology.
AxisPharm offers 5000+ PEG Linkers with high purity. Different kinds of PEG Reagents may be available by custom synthesis.