Polyethylene Glycol (PEGs & PEOs)

Biotin-PEG6-t-butyl ester is a PEG derivative with a biotin and a t-butyl ester. The biotin group is used for the conjugation of proteins and can also be used for labeling. The t-butyl protected carboxyl group can be deprotected under acidic

Biotin-PEG6-t-butyl ester is a PEG derivative with a biotin and a t-butyl ester. The biotin group is used for the conjugation of proteins and can also be used for labeling. The t-butyl protected carboxyl group can be deprotected under acidic

Biotin-PEG6-t-butyl ester is a PEG derivative with a biotin and a t-butyl ester. The biotin group is used for the conjugation of proteins and can also be used for labeling. The t-butyl protected carboxyl group can be deprotected under acidic

Biotin-PEG7-thiourea.

Biotin-PEG8-amine is PEG derivative containing a biotin group and a terminal primary amine group. The amine group can be coupled to carboxyl groups or 5'phosphate groups to form stable amide bonds. The hydrophilic PEG spacer increases solubility in

Biotin-PEG8-amine is PEG derivative containing a biotin group and a terminal primary amine group. The amine group can be coupled to carboxyl groups or 5'phosphate groups to form stable amide bonds. The hydrophilic PEG spacer increases solubility in

Biotin-PEG8-amine is PEG derivative containing a biotin group and a terminal primary amine group. The amine group can be coupled to carboxyl groups or 5'phosphate groups to form stable amide bonds. The hydrophilic PEG spacer increases solubility in

Biotin-SS-Amine HCl Salt cleavable biotinylation reagent that contains a primary amine group. The amine group can be further reacted with carboxylic acids, activated NHS esters and other carbonyl groups. The disulfide bond in this linker can be

Biotin-SS-Amine HCl Salt cleavable biotinylation reagent that contains a primary amine group. The amine group can be further reacted with carboxylic acids, activated NHS esters and other carbonyl groups. The disulfide bond in this linker can be

Biotin-SS-Amine HCl Salt cleavable biotinylation reagent that contains a primary amine group. The amine group can be further reacted with carboxylic acids, activated NHS esters and other carbonyl groups. The disulfide bond in this linker can be

Bis(m-PEG4)-N-OH is a PEG derivative which contains two PEG spacers connected by an -NOH group. The hydrophilic PEG spacers increase the compounds water solubility in aqueous media.

Bis(m-PEG4)-N-OH is a PEG derivative which contains two PEG spacers connected by an -NOH group. The hydrophilic PEG spacers increase the compounds water solubility in aqueous media.