MAL-dPEG®₁₁-Lipoamide

MAL-dPEG®11-Lipoamide, product number QBD-10819, is a heterobifunctional crosslinker functionalized with a maleimidopropyl group and a lipoic acid moiety on opposite ends of a medium-length (49 atoms, 59.3 Å), single molecular weight, discrete PEG (dPEG®) crosslinker. The lipoic acid moiety forms dative bonds with gold, silver, and other metals and can be used to coat or passivate metal surfaces. The maleimide group forms stable thioether bonds with free thiols and can be used to immobilize a sulfhydryl-containing biomolecule such as a peptide or antibody fragment to a metal surface through the dPEG®-lipoamide linkage. The flexible, non-immunogenic, hydrophilic dPEG® linker adds water solubility and increases the conjugate’s hydrodynamic volume.

Price range: $355.00 through $1,202.00

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SKU: QBD-10819
CAS Number
1334172-73-4
Molecular Weight
884.11; single compound
Chemical Formula
C₃₉H₆₉N₃O₁₅S₂
Purity
> 97%
Unit Size
100mg, 1000mg
Solubility
Methylene chloride, DMAC or DMSO.
Spacers
dPEG® Spacer is 49 atoms and 59.3 Å
Storage Instructions
-20°C; Always let come to room temperature before opening; be careful to limit exposure to moisture and restore under an inert atmosphere; stock solutions can be prepared with dry solvent and kept for several days (freeze when not in use). dPEG® pegylation compounds are generally hygroscopic and should be treated as such. This will be less noticeable with liquids, but the solids will become tacky and difficult to manipulate, if care is not taken to minimize air exposure.
Shipping Instructions
Ambient