N-(Propargyl-PEG2)-N-bis(PEG3-t-butyl ester) is a 3-arm PEG reagent with a propargyl groups and two t-butyl ester groups. The propargyl group can react with azides via copper catalyzed Click Chemistry reaction to yield a stable triazole linkage. The t-butyl ester groups can be deprotected under acidic conditions.
MedKoo Cat#: 122034
Name: N-(Propargyl-PEG2)-N-bis(PEG3-t-butyl ester)
CAS#: N/A
Chemical Formula: C33H61NO12
Exact Mass: 663.4194
Molecular Weight: 663.85
Elemental Analysis: C, 59.71; H, 9.26; N, 2.11; O, 28.92
The following data is based on the product molecular weight 663.85 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 |
