Materials Science

Acid-PEG4-t-butyl ester is a PEG derivative containing a t-butyl protected carboxyl group with 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

Acid-PEG5-mono-methyl ester is a PEG derivative containing a terminal carboxylic acid and a mono-methyl ester functional group. The terminal carboxylic acid can react with primary amines in the presence of activators such as EDC and DCC to form

Acid-PEG5-mono-methyl ester is a PEG derivative containing a terminal carboxylic acid and a mono-methyl ester functional group. The terminal carboxylic acid can react with primary amines in the presence of activators such as EDC and DCC to form

Acid-PEG5-mono-methyl ester is a PEG derivative containing a terminal carboxylic acid and a mono-methyl ester functional group. The terminal carboxylic acid can react with primary amines in the presence of activators such as EDC and DCC to form

Acid-PEG5-NHS ester is a PEG derivative containing a carboxylic acid and an NHS ester. The hydrophilic PEG spacer increases solubility in aqueous media. The terminal carboxylic acid can be reacted with primary amine groups in the presence of

Acid-PEG5-NHS ester is a PEG derivative containing a carboxylic acid and an NHS ester. The hydrophilic PEG spacer increases solubility in aqueous media. The terminal carboxylic acid can be reacted with primary amine groups in the presence of

Acid-PEG5-NHS ester is a PEG derivative containing a carboxylic acid and an NHS ester. The hydrophilic PEG spacer increases solubility in aqueous media. The terminal carboxylic acid can be reacted with primary amine groups in the presence of

Acid-PEG5-t-butyl ester is a PEG derivative containing a t-butyl protected carboxyl group with 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

Acid-PEG5-t-butyl ester is a PEG derivative containing a t-butyl protected carboxyl group with 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

Acid-PEG5-t-butyl ester is a PEG derivative containing a t-butyl protected carboxyl group with 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

Acid-PEG5-t-butyl ester is a PEG derivative containing a t-butyl protected carboxyl group with 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

Acid-PEG5-TEMPO is a PEG derivative with a terminal carboxylic acid and TEMPO moiety. The terminal carboxylic acid can be reacted with primary amines in the presence of activators such as EDC and DCC to form stable amide bonds. The hydrophilic PEG