Azide-Poly(L-Lysine)-Thiol, MW 3.3K
- Structure: Linear cationic polyamino acid with one terminal azide (N₃) group and the opposite terminal thiol (SH) group, with primary amines on side chains.
- Key Properties: Water-soluble, biodegradable, reactive at both ends for orthogonal bioconjugation.
- Core Function: Azide for click chemistry with alkynes; thiol for disulfide formation or maleimide coupling.
- Applications: Dual-functional bioconjugation, drug delivery, surface modification, biosensing.
- Storage: −20 °C, avoid oxidation and moisture.
AxisPharm offers 5000+ PEG Linkers with high purity. Different kinds of PEG Reagents may be available by custom synthesis.