Boc-NH-C6-amido-C4-acid (PROTAC Linker 32) is an alkyl ether-based linker extensively employed in the synthesis of Proteolysis Targeting Chimeras (PROTACs)[1].
Boc-NH-PEG2-C2-amido-C4-acid (PROTAC Linker 30) is a polyethylene glycol (PEG)-based linker utilized for the synthesis of Proteolysis Targeting Chimeras (PROTACs)[1].