m-PEG3-S-PEG4-propargyl is a PEG linker containing a propargyl group. The propargyl groups can react with azide-bearing compounds or biomolecules via copper catalyzed azide-alkyne Click Chemistry to yield stable triazole linkages. The hydrophilic PEG spacer increases solubility in aqueous media.
MedKoo Cat#: 122026
Name: m-PEG3-S-PEG4-propargyl
CAS#: 2055040-85-0
Chemical Formula: C18H34O7S
Exact Mass: 394.2025
Molecular Weight: 394.52
Elemental Analysis: C, 54.80; H, 8.69; O, 28.39; S, 8.13
The following data is based on the product molecular weight 394.52 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.
| Concentration / Solvent Volume / Mass | 1 mg | 5 mg | 10 mg |
|---|---|---|---|
| 1 mM | 1.15 mL | 5.76 mL | 11.51 mL |
| 5 mM | 0.23 mL | 1.15 mL | 2.3 mL |
| 10 mM | 0.12 mL | 0.58 mL | 1.15 mL |
| 50 mM | 0.02 mL | 0.12 mL | 0.23 mL |
