Tetrazine-Ph-NHCO-C3-NHS ester is a PEG-based PROTAC linker that can be used in the synthesis of PROTACs.

Porcine dynorphin A (1-13) is a potent, endogenous κ opioid receptor agonist and is antinociceptive at physiological concentrations. Exposure to dynorphin A (1-13) causes acute increases in [Ca2+]i in individual neurons similar to increases seen with acute NMDA treatment.

Amino-PEG8-amine is a pegylated based PROTAC linker that can be used in the synthesis of PROTACs. It is a conjugate PEG derivative containing two amino (NH2) groups.