Polyethylene Glycol (PEGs & PEOs)

Mal-PEG3-alcohol is a PEG derivative containing a maleimide group and a hydroxyl group. The hydrophilic PEG spacer increases solubility in aqueous media. The hydroxyl group enables further derivatization or replacement with other reactive functional

Mal-PEG3-alcohol is a PEG derivative containing a maleimide group and a hydroxyl group. The hydrophilic PEG spacer increases solubility in aqueous media. The hydroxyl group enables further derivatization or replacement with other reactive functional

Mal-PEG3-PFP is a PEG derivative containing maleimide and PFP moieties. Maleimides are thiol-reactive and react between pH 6.5 and 7.5 to form thiolester bonds. PFP moieties are amine-reactive and are less susceptible to undergo hydrolysis. The

Mal-PEG3-PFP is a PEG derivative containing maleimide and PFP moieties. Maleimides are thiol-reactive and react between pH 6.5 and 7.5 to form thiolester bonds. PFP moieties are amine-reactive and are less susceptible to undergo hydrolysis. The

Mal-PEG3-PFP is a PEG derivative containing maleimide and PFP moieties. Maleimides are thiol-reactive and react between pH 6.5 and 7.5 to form thiolester bonds. PFP moieties are amine-reactive and are less susceptible to undergo hydrolysis. The

Mal-PEG3-t-butyl ester is a PEG derivative containing a maleimide group and a t-butyl ester group. The hydrophilic PEG spacer increases solubility in aqueous media. The t-butyl protected carboxyl group can be deprotected under acidic conditions. The

Mal-PEG3-t-butyl ester is a PEG derivative containing a maleimide group and a t-butyl ester group. The hydrophilic PEG spacer increases solubility in aqueous media. The t-butyl protected carboxyl group can be deprotected under acidic conditions. The

Mal-PEG3-t-butyl ester is a PEG derivative containing a maleimide group and a t-butyl ester group. The hydrophilic PEG spacer increases solubility in aqueous media. The t-butyl protected carboxyl group can be deprotected under acidic conditions. The

Mal-PEG4-acid is a PEG derivative containing a maleimide group with a terminal carboxylic acid. The hydrophilic PEG spacer increases solubility in aqueous media. The maleimide group will react with a thiol group to form a covalent bond, enabling the

Mal-PEG4-acid is a PEG derivative containing a maleimide group with a terminal carboxylic acid. The hydrophilic PEG spacer increases solubility in aqueous media. The maleimide group will react with a thiol group to form a covalent bond, enabling the

Mal-PEG4-acid is a PEG derivative containing a maleimide group with a terminal carboxylic acid. The hydrophilic PEG spacer increases solubility in aqueous media. The maleimide group will react with a thiol group to form a covalent bond, enabling the

Mal-PEG4-acid is a PEG derivative containing a maleimide group with a terminal carboxylic acid. The hydrophilic PEG spacer increases solubility in aqueous media. The maleimide group will react with a thiol group to form a covalent bond, enabling the