Polyethylene Glycol (PEGs & PEOs)

N-(Amino-PEG2)-N-bis(PEG3-azide) is a branched PEG derivative containing azide and amine moieties. The azide can react with alkyne, BCN, DBCO via Click Chemistry to yield a stable triazole linkage. An amine is reactive with carboxylic acids,

N-(Amino-PEG3)-N-bis(PEG3-acid) HCl salt is a PEG derivative containing an amino group with two terminal carboxylic acids. The amino group is reactive with carboxylic acids, activated NHS esters, carbonyls (ketone, aldehyde) etc. The terminal

N-(Amino-PEG3)-N-bis(PEG3-acid) HCl salt is a PEG derivative containing an amino group with two terminal carboxylic acids. The amino group is reactive with carboxylic acids, activated NHS esters, carbonyls (ketone, aldehyde) etc. The terminal

N-(Amino-PEG3)-N-bis(PEG3-acid) HCl salt is a PEG derivative containing an amino group with two terminal carboxylic acids. The amino group is reactive with carboxylic acids, activated NHS esters, carbonyls (ketone, aldehyde) etc. The terminal

N-(Amino-PEG3)-N-bis(PEG3-t-butyl ester) HCl salt is a PEG derivative containing an amino group with two t-butyl esters. The amino groups is reactive with carboxylic acids, activated NHS esters, carbonyls (ketone, aldehyde) etc. The t-butyl

N-(Amino-PEG3)-N-bis(PEG3-t-butyl ester) HCl salt is a PEG derivative containing an amino group with two t-butyl esters. The amino groups is reactive with carboxylic acids, activated NHS esters, carbonyls (ketone, aldehyde) etc. The t-butyl

N-(Amino-PEG3)-N-bis(PEG3-t-butyl ester) HCl salt is a PEG derivative containing an amino group with two t-butyl esters. The amino groups is reactive with carboxylic acids, activated NHS esters, carbonyls (ketone, aldehyde) etc. The t-butyl

N-(Amino-PEG3)-N-bis(PEG4-t-butyl ester) is a PEG derivative containing an amino group with two t-butyl esters. The amino groups is reactive with carboxylic acids, activated NHS esters, carbonyls (ketone, aldehyde) etc. The t-butyl protected

N-(Amino-PEG3)-N-bis(PEG4-t-butyl ester) is a PEG derivative containing an amino group with two t-butyl esters. The amino groups is reactive with carboxylic acids, activated NHS esters, carbonyls (ketone, aldehyde) etc. The t-butyl protected

N-(Amino-PEG3)-N-bis(PEG4-t-butyl ester) is a PEG derivative containing an amino group with two t-butyl esters. The amino groups is reactive with carboxylic acids, activated NHS esters, carbonyls (ketone, aldehyde) etc. The t-butyl protected

N-(Amino-PEG4)-N-Biotin-PEG4-acid is a PEG derivative with biotin, terminal amine and carboxylic acid moieties. The biotin group is used for the conjugation of proteins and can also be used for labeling. The amine group can react with carboxylic

N-(Amino-PEG4)-N-Biotin-PEG4-acid is a PEG derivative with biotin, terminal amine and carboxylic acid moieties. The biotin group is used for the conjugation of proteins and can also be used for labeling. The amine group can react with carboxylic