t-Boc-Aminooxy-PEG4-Tos is a bifunctional crosslinker reagent with a t-Boc-aminooxy group and a tosyl group. The tosyl group is a very good leaving group for nucleophilic substitution. The protected aminooxy can be deprotected under mild acidic conditions. PEG5 spacer increases solubility in aqueous media. . Please contact us for GMP-grade inquiries.
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