Benzyl-PEG12-alcohol is a PEG-based linker for PROTACs, connecting two essential ligands to form PROTAC molecules. This linker facilitates selective protein degradation by utilizing the ubiquitin-proteasome system within cells.

δ-Valerolactone is a compound commonly used to synthesize copolyesters by means of lipase-catalyzed ring-opening polymerization.

Zinc phthalocyanine are photosensitiveis commonly applied in industry (catalysts photoconductors) and biomedical (photodynamic therapy).