PTAD-PEG4-amine is a cleavable 4 unit PEG ADC linker used in the synthesis of antibody-drug conjugates (ADCs). References: [1]. Beck A, et al. Strategies and challenges for the next generation of antibody-drug conjugates. Nat Rev Drug Discov. 2017 May;16(5):315-337.

纯度：≥98%