Thiol-PEG-CH2CO2H, MW 1,000
Thiol-PEG-CH2COOH, MW 1,000 is a heterobifunctional PEG polymer with terminal -COOH which can react with primary amine in the presence of activator, such as EDC or HATU. The thiol group can react with maleimide, disulfides, and transition metal via metal-thiolate complex. Reagent grade, for research purpose.

Product Citations
- Karo?, S., Porycka, K., Lapitan Jr, L. D., Drozd, M., Pietrzak, M., & Malinowska, E. (2024). A versatile approach to quality control of protein-based receptor layers by reversible, nonspecific staining for multiplex SPRi immunosensing. Sensors and Actuators B: Chemical, 421, 136512.
https://www.sciencedirect.com/science/article/pii/S0925400524012425