Tosyl PEG, mPEG-Tosylate
Tosyl functionctional PEG is an amino (-NH2) group reactive PEG derivative that can be used to modify protein, peptide or any other surfaces with available amino groups. Tosyl PEGs react readily with amine groups at a pH of from 8.0 to 9.5.
- Off-white/white solid or viscous liquid depends on molecule weight;
- Soluble in regular aqeous solution as well as most organic solvents;
- Store at -20 0C. Dessicated.