PC-Biotin-PEG4-PEG3-azide is a photocleavable biotin linker with an azide group and PEG spacers. It enables light-triggered release, click chemistry, and avidin binding, making it especially valuable for probe design, drug delivery, and advanced bioconjugation.
Polyethylene Glycol PEG Linkers > Biotin PEG > Cleavable Biotin
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