Fig. 1 · Structure
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Mal-PEG4-mal
PEG Derivative
Mal-PEG4-mal is a PEG derivative featuring maleimide groups at both termini. The maleimide functional group enables it to participate in Michael addition reactions with sulfhydryl groups (–SH), making it an effective reagent for bioconjugation applications. This compound is widely utilized in the development of targeted therapeutics, protein labeling, and the enhancement of pharmacokinetic properties in biologically active molecules.
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Specifications
| Manufacturer | Adooq Bioscience |
|---|---|
| CAS Number | 87135-00-0 |
| Applications | PEG Derivative |
| Formula | C18H24N2O8 |
| Molecular Weight | 396.39 |
| SMILES | O=C(N1CCOCCOCCOCCOCCN2C(C=CC2=O)=O)C=CC1=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.