Methoxycarbonyl-PEG4-t-butyl ester is a PEG species with t-butyl protected carboxyl group and mono-methyl ester moieties. The t-butyl protected carboxyl group can be deprotected under acidic conditions. The hydrophilic PEG linker increases the compound's water solubility in aqueous environments. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.
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