DSPE-PEG-Succinimidyl Valerate, MW 2,000 serves as a PEG polymer containing a DSPE phospholipid for liposome-based drug delivery and a terminal active ester, which is reactive with primary amines to form a stable amide bond. The 2k PEG units markedly improve the hydrophilicity of the compound. Reagent grade, for research use only.
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