ChemicalBook--->CAS DataBase List--->1346502-15-5

1346502-15-5

1346502-15-5 Structure

1346502-15-5 Structure
IdentificationBack Directory
[Name]

Br-PEG3-CH2CO2H
[CAS]

1346502-15-5
[Synonyms]

Br-PEG3-CH2CO2H
Br-PEG3-CH2COOH
Bromo-PEG3-CH2CO2H
Bromo-PEG3-CH2COOH
2-(2-(2-(2-Bromoethoxy)ethoxy)ethoxy)acetic acid
Acetic acid, 2-[2-[2-(2-bromoethoxy)ethoxy]ethoxy]-
[Molecular Formula]

C8H15BrO5
[MDL Number]

MFCD30468772
[MOL File]

1346502-15-5.mol
[Molecular Weight]

271.11
Chemical PropertiesBack Directory
[Boiling point ]

379.7±27.0 °C(Predicted)
[density ]

1.446±0.06 g/cm3(Predicted)
[pka]

3.39±0.10(Predicted)
Hazard InformationBack Directory
[Description]

Bromo-PEG3-CH2CO2H is a PEG linker containing a bromide group with a terminal carboxylic acid. 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. The hydrophilic PEG spacer increases solubility in aqueous media. The bromide (Br) is a very good leaving group for nucleophilic substitution reactions.
[Uses]

Br-PEG3-CH2COOH (compound 28) is a PEG-based PROTAC linker can be used in the synthesis of PROTACs.
[IC 50]

PEGs
[References]

[1] Zha Z, et al. Multidentate (18)F-polypegylated styrylpyridines as imaging agents for Aβ plaques in cerebral amyloid angiopathy (CAA). J Med Chem. 2011 Dec 8;54(23):8085-98. DOI:10.1021/jm2009106
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