Polyethylene Glycol (PEGs & PEOs)

Mal-amido-PEG8-TFP ester is PEG derivative containing a maleimide and TFP ester end group. Maleimide groups are reactive with thiols between pH 6.5 and 7.5. The TFP ester can be reacted with primary amine groups and is also less susceptible to

Mal-amido-PEG8-TFP ester is PEG derivative containing a maleimide and TFP ester end group. Maleimide groups are reactive with thiols between pH 6.5 and 7.5. The TFP ester can be reacted with primary amine groups and is also less susceptible to

Mal-amido-PEG8-TFP ester is PEG derivative containing a maleimide and TFP ester end group. Maleimide groups are reactive with thiols between pH 6.5 and 7.5. The TFP ester can be reacted with primary amine groups and is also less susceptible to

Mal-amido-PEG8-Val-Gly.

Mal-amido-PEG8-Val-Gly.

Mal-amido-PEG8-val-gly-PAB-OH.

Mal-amido-PEG8-val-gly-PAB-OH.

Mal-amido-PEG8-val-gly-PAB-OH.

Mal-amido-PEG9-amine TFA salt is a PEG derivative containing a maleimide group and an amine group. The hydrophilic PEG spacer increases solubility in aqueous media. The amine group is reactive with carboxylic acids, activated NHS esters, carbonyls

Mal-amido-PEG9-amine TFA salt is a PEG derivative containing a maleimide group and an amine group. The hydrophilic PEG spacer increases solubility in aqueous media. The amine group is reactive with carboxylic acids, activated NHS esters, carbonyls

Mal-amido-PEG9-amine TFA salt is a PEG derivative containing a maleimide group and an amine group. The hydrophilic PEG spacer increases solubility in aqueous media. The amine group is reactive with carboxylic acids, activated NHS esters, carbonyls

Mal-amido-PEG9-NHBoc is a PEG derivative containing a maleimide group and a Boc protected amine group. The hydrophilic PEG spacer increases solubility in aqueous media. The protected amine can be deprotected by acidic conditions. The maleimide group