Polyethylene Glycol (PEGs & PEOs)

t-Boc-Aminooxy-PEG4-CH2CO2H is a PEG derivative containing a Boc-protected aminooxy group and a terminal carboxylic acid. The terminal carboxylic acid can be reacted with primary amine groups in the presence of activators (e.g. EDC, or DCC) to form

t-Boc-Aminooxy-PEG4-NHS ester is a PEG derivative containing a t-Boc protected aminooxy group and an NHS ester moiety. The hydrophilic PEG spacer increases solubility in aqueous media. The t-Boc can be removed under mild acidic conditions.

t-Boc-Aminooxy-PEG4-NHS ester is a PEG derivative containing a t-Boc protected aminooxy group and an NHS ester moiety. The hydrophilic PEG spacer increases solubility in aqueous media. The t-Boc can be removed under mild acidic conditions.

t-Boc-Aminooxy-PEG4-NHS ester is a PEG derivative containing a t-Boc protected aminooxy group and an NHS ester moiety. The hydrophilic PEG spacer increases solubility in aqueous media. The t-Boc can be removed under mild acidic conditions.

t-Boc-Aminooxy-PEG4-Tos is a crosslinker containing a t-Boc-aminooxy group and a tosyl group. The protected amine can be deprotected under mild acidic conditions. The hydrophilic PEG spacer increases solubility in aqueous media. The tosyl group is a

t-Boc-Aminooxy-PEG4-Tos is a crosslinker containing a t-Boc-aminooxy group and a tosyl group. The protected amine can be deprotected under mild acidic conditions. The hydrophilic PEG spacer increases solubility in aqueous media. The tosyl group is a

t-Boc-Aminooxy-PEG4-Tos is a crosslinker containing a t-Boc-aminooxy group and a tosyl group. The protected amine can be deprotected under mild acidic conditions. The hydrophilic PEG spacer increases solubility in aqueous media. The tosyl group is a

t-Boc-Aminooxy-PEG5-amine is a PEG derivative containing a Boc-protected aminooxy group and an amino group. The hydrophilic PEG spacer increases solubility in aqueous media. The protected aminooxy can be deprotected under mild acidic conditions and

t-Boc-Aminooxy-PEG5-amine is a PEG derivative containing a Boc-protected aminooxy group and an amino group. The hydrophilic PEG spacer increases solubility in aqueous media. The protected aminooxy can be deprotected under mild acidic conditions and

t-Boc-Aminooxy-PEG5-amine is a PEG derivative containing a Boc-protected aminooxy group and an amino group. The hydrophilic PEG spacer increases solubility in aqueous media. The protected aminooxy can be deprotected under mild acidic conditions and

t-Boc-Aminooxy-PEG7-amine is a PEG derivative containing a Boc-protected aminooxy group and an amino group. The hydrophilic PEG spacer increases solubility in aqueous media. The protected aminooxy can be deprotected under mild acidic conditions and

t-Boc-Aminooxy-PEG7-amine is a PEG derivative containing a Boc-protected aminooxy group and an amino group. The hydrophilic PEG spacer increases solubility in aqueous media. The protected aminooxy can be deprotected under mild acidic conditions and