Fig. 1 · Structure
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Biotin-PEG4-mal
PEG Derivative
Biotin-PEG4-mal is a PEG derivative featuring biotin, four polyethylene glycol (PEG) units, and a maleimide group. This compound enables stable non-covalent binding with streptavidin, facilitating applications in protein labeling and purification. The maleimide group allows for selective conjugation to sulfhydryl groups, enhancing the versatility of biotinylation techniques in biochemical research.
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Specifications
| Manufacturer | Adooq Bioscience |
|---|---|
| CAS Number | 1604673-42-8 |
| Applications | PEG Derivative |
| Formula | C27H43N5O9S |
| Molecular Weight | 613.72 |
| SMILES | [H][C@]12CS[C@H]([C@]1(NC(N2)=O)[H])CCCCC(NCCOCCOCCOCCOCCNC(CCN3C(C=CC3=O)=O)=O)=O |
Storage & Solubility
In Vitro Solubility
Reported Solubility
No reported solubility data are available for this product.
Preparing Stock Solutions
| Concentration | |
|---|---|
Values use four significant digits. Prepare to the final solution volume; this is not the volume of solvent to add.
Stock preparation is unavailable for this product molecular weight.
Calculated stock concentrations do not establish solvent solubility. Refer to the reported solubility data for experimental guidance.
Storage
Store powder at -20°C, keep desiccated.
In powder form, the chemical is stable for 36 months.
In solution, store at -20°C and use within 1 month to prevent loss of potency. Aliquot to avoid multiple freeze/thaw cycles.