ChemicalBook--->CAS DataBase List--->2304558-25-4

2304558-25-4

2304558-25-4 Structure

2304558-25-4 Structure
IdentificationBack Directory
[Name]

DBCO-PEG2-acid
[CAS]

2304558-25-4
[Synonyms]

DBCO-PEG2-acid
[Molecular Formula]

C26H28N2O6
[MDL Number]

MFCD31811447
[MOL File]

2304558-25-4.mol
[Molecular Weight]

464.51
Chemical PropertiesBack Directory
[Boiling point ]

803.0±65.0 °C(Predicted)
[density ]

1.30±0.1 g/cm3(Predicted)
[storage temp. ]

-20°C, protect from light
[solubility ]

Soluble in DMSO, DCM, DMF
[form ]

Solid
[pka]

4.28±0.10(Predicted)
[color ]

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

Exclamation Mark (GHS07)
GHS07
[Signal word ]

Warning
[Hazard statements ]

H302-H315-H319
[Precautionary statements ]

P501-P270-P264-P280-P302+P352-P337+P313-P305+P351+P338-P362+P364-P332+P313-P301+P312+P330
Hazard InformationBack Directory
[Description]

DBCO-PEG2-acid is an analog of DBCO-Acid with PEG linker and a DBCO group. The DBCO groups is commonly used for copper-free Click Chemistry reactions due to its strain promoted high energy. The hydrophilic PEG chain allows for increased water solubility. 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]

DBCO-PEG2-acid is a PEG-based PROTAC linker that can be used in the synthesis of PROTACs[1]. DBCO-PEG2-acid is a click chemistry reagent, it contains a DBCO group that can undergo strain-promoted alkyne-azide cycloaddition (SPAAC) with molecules containing Azide groups.
[IC 50]

PEGs
[References]

[1] An S, et al. Small-molecule PROTACs: An emerging and promising approach for the development of targeted therapy drugs. EBioMedicine. 2018 Oct;36:553-562 DOI:10.1016/j.ebiom.2018.09.005
Spectrum DetailBack Directory
[Spectrum Detail]

DBCO-PEG2-acid(2304558-25-4)1HNMR
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