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Medchemexpress LLC Propargyl-PEG3-acid | 1347760-82-0 | 99.1% | 216.23 g/mol | C10H16O5 | 5 G
Supplier: Medchemexpress LLC HY1269755G
Propargyl-PEG3-acid is a PEG-based bifunctional linker bearing a terminal propargyl (alkyne) group and a carboxylic acid. It is used in bioconjugation and medicinal chemistry applications such as click chemistry and PROTAC or ADC linker construction.
- Contains a terminal alkyne for copper-catalyzed azide-alkyne cycloaddition
- Three-unit PEG spacer improves solubility and flexibility
- Carboxylic acid functionality enables standard coupling chemistries
- High purity (99.14%) and liquid form, colorless to light yellow
- Available in multiple sizes, including a 5 g package; recommended storage: -20°C for long-term stability
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