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Sulfo DBCO-PEG3-NHS ester is a water-soluble bifunctional click chemistry reagent that combines the amine reactivity of the NHS ester with the copper-free click reactivity of DBCO. The PEG3 linker provides a suitable hydrophilic spacer arm, while the sulfonic acid group significantly enhances water solubility, making it commonly used for bio-conjugation in aqueous media.

| Pack Size | Price | USA Stock | Global Stock | Quantity |
|---|---|---|---|---|
| 10 mg | Inquiry | Inquiry | Inquiry | |
| 50 mg | Inquiry | Inquiry | Inquiry |
| Description | Sulfo DBCO-PEG3-NHS ester is a water-soluble bifunctional click chemistry reagent that combines the amine reactivity of the NHS ester with the copper-free click reactivity of DBCO. The PEG3 linker provides a suitable hydrophilic spacer arm, while the sulfonic acid group significantly enhances water solubility, making it commonly used for bio-conjugation in aqueous media. |
| Molecular Weight | 756.78 |
| Formula | C35H40N4O13S |
| Smiles | O=C(CCNC(C(S(O)(=O)=O)CNC(CCOCCOCCOCCC(ON(C(CC1)=O)C1=O)=O)=O)=O)N(C(C=CC=C2)=C2C#C3)CC4=C3C=CC=C4 |
| Storage | Powder: -20°C for 3 years | In solvent: -80°C for 1 year Shipping with blue ice/Shipping at ambient temperature. |
Dissolve 2 mg of the compound in 100 μL DMSO
to obtain a stock solution at a concentration of 20 mg/mL . If the required concentration exceeds the compound's known solubility, please contact us for technical support before proceeding.
1) Add 100 μL of the DMSO
stock solution to 400 μL PEG300
and mix thoroughly until the solution becomes clear.
2) Add 50 μL Tween 80 and mix well until fully clarified.
3) Add 450 μL Saline,PBS or ddH2O
and mix thoroughly until a homogeneous solution is obtained.
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