ChemicalBook--->CAS DataBase List--->518044-37-6

518044-37-6

518044-37-6 Structure

518044-37-6 Structure
IdentificationBack Directory
[Name]

MAl-PEG6-t-butyl ester
[CAS]

518044-37-6
[Synonyms]

Mal-PEG6-Boc
Mal-PEG6-OtBu
Mal-PEG6-COOtBu
MAL-PEG6-CH2CH2COOTBU
MAl-PEG6-t-butyl ester
4,7,10,13,16,19-Hexaoxaheneicosanoic acid, 21-(2,5-dihydro-2,5-dioxo-1H-pyrrol-1-yl)-, 1,1-dimethylethyl ester
[Molecular Formula]

C23H39NO10
[MDL Number]

MFCD23378560
[MOL File]

518044-37-6.mol
[Molecular Weight]

489.56
Chemical PropertiesBack Directory
[Boiling point ]

565.2±50.0 °C(Predicted)
[density ]

1.149±0.06 g/cm3(Predicted)
[solubility ]

Soluble in DMSO, DCM, DMF
[form ]

Viscous Liquid
[pka]

-2.34±0.20(Predicted)
[color ]

Light yellow to yellow
Hazard InformationBack Directory
[Description]

Mal-PEG6-t-butyl ester is a PEG linker containing a maleimide group and a t-butyl ester group. The hydrophilic PEG spacer increases solubility in aqueous media. The t-butyl protected carboxyl group can be deprotected under acidic conditions. The maleimide group will react with a thiol group to form a covalent bond, enabling the connection of biomolecule with a thiol.
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