4-arm PEG-GA


SKU: 4170 Categories: ,

Product Description

4-Arm PEG-glutamic acid (4-arm PEG-GA) is a multiarm PEG derivative with carboxylic acid  groups at each terminal of the 4 arms connected to one pentaerythritol core. There is a C3  hydrocarbon ester between PEG and the glutamic acid COOH group. PEG acid can be used to react with amine groups with peptide coupling reagents such as NHS and DCC, EDC.

Additional information

Molecular weight

2K, 5K, 10K, 20K

Package size

1g, 5g, 10g