Properties
Description
OPSS-PEG-chitosan (1 kDa, 98%) with pyridyl disulfide groups needs reducing-agent-free conditions. Multiple freeze-thaw cycles cleave disulfide bonds irreversibly.
Molecular Weight
PEG: 1 kDa
Form
Solid or viscous liquid
Impurities
No visible impurities to the naked eye.
Solubility
This product is soluble in most organic solvents, such as DCM, DMF, DMSO, and THF, and exhibits excellent solubility in water.
Stability
It is stable under its storage temperature.
Quality Level
Research level
Applications
Cysteine-containing biologics can be directionally conjugated to OPSS-PEG-chitosan through disulfide bond formation.
Storage
Store at -20°C, protect from light and moisture.