ChemicalBook--->CAS DataBase List--->1807503-92-9

1807503-92-9

1807503-92-9 Structure

1807503-92-9 Structure
IdentificationBack Directory
[Name]

Bromo-PEG2-acid
[CAS]

1807503-92-9
[Synonyms]

Br-PEG2-acid
Bromo-PEG2-acid
Bromo-PEG3-acid
CAS_1807503-92-9
Br-PEG2-CH2CH2COOH
Bromo-PEG2-C2-acid
Bromo-PEG2-acid >=95%
Bromo-PEG2-propionic acid
3-(2-(2-Bromoethoxy)ethoxy)propanoic acid
Propanoic acid, 3-[2-(2-bromoethoxy)ethoxy]-
[Molecular Formula]

C7H13BrO4
[MDL Number]

MFCD28122969
[MOL File]

1807503-92-9.mol
[Molecular Weight]

241.08
Chemical PropertiesBack Directory
[Boiling point ]

347.2±27.0 °C(Predicted)
[density ]

1.464±0.06 g/cm3(Predicted)
[storage temp. ]

-20°C
[form ]

Liquid
[pka]

4.27±0.10(Predicted)
[color ]

Light brown to yellow
Safety DataBack Directory
[Symbol(GHS) ]

Exclamation Mark (GHS07)
GHS07
[Signal word ]

Warning
[Hazard statements ]

H315-H319-H335
[Precautionary statements ]

P261-P305+P351+P338
[HS Code ]

2918999090
Hazard InformationBack Directory
[Description]

Bromo-PEG2-acid is a PEG linker containing a bromide group and a terminal carboxylic acid. The hydrophilic PEG spacer increases solubility in aqueous media. The bromide (Br) is a very good leaving group for nucleophilic substitution reactions. The terminal carboxylic acid can react with primary amine groups in the presence of activators (e.g. EDC, or HATU) to form a stable amide bond.
[Uses]

Bromo-PEG2-acid is a heterobifunctional, PEGylated crosslinker featuring a bromo group at one end and a carboxyl group at the other. The hydrophillic PEG linker facilitates solubility in biological applications. Bromo-PEG2-acid can be used for bioconjugation or as a building block for synthesis of small molecules, conjugates of small molecules and/or biomolecules, or other tool compounds for chemical biology and medicinal chemistry that require ligation. Examples of applications include its synthetic incorporation into antibody-drug conjugates or proteolysis-targeting chimeras (PROTAC? molecules) for targeted protein degradation.
[reaction suitability]

reagent type: linker
[IC 50]

PEGs
Spectrum DetailBack Directory
[Spectrum Detail]

Bromo-PEG2-acid(1807503-92-9)1HNMR
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