BCN-HS-PEG2-VA-PABC-SG3199

BCN-HS-PEG2-VA-PABC-SG3199 (Compound 4) functions as a pyrrolobenzodiazepine-based agent linker for antibody-drug conjugates (ADC) [1]. This compound also serves as a click chemistry reagent, featuring a BCN group capable of participating in strain-promoted alkyne-azide cycloaddition (SPAAC) with azide-containing molecules.