ChemicalBook--->CAS DataBase List--->361189-64-2

361189-64-2

361189-64-2 Structure

361189-64-2 Structure
IdentificationBack Directory
[Name]

PEG7-t-butly ester
[CAS]

361189-64-2
[Synonyms]

OH-PEG6-TBA
361189-64-2
HO-PEG6-COOtBu
Hydroxy-PEG6-Boc
PEG7-t-butly ester
HO-PEG6-CH2CH2COOtBu
OH-PEG6-CH2CH2COOtBu
HO-PEG4-t-Butyl ester
Hydroxy-PEG6-t-butly ester
Hydroxy-PEG6-t-butyl ester
Hydroxy-dPEG??-t-butyl ester
Hydroxy-PEG6-t-butyl ester 96%
tert-Butyl 1-Hydroxy-3,6,9,12,15,18-hexaoxahenicosan-21-oate
4,7,10,13,16,19-Hexaoxaheneicosanoic acid, 21-hydroxy-, 1,1-dimethylethyl ester
[Molecular Formula]

C19H38O9
[MDL Number]

MFCD13185017
[MOL File]

361189-64-2.mol
[Molecular Weight]

410.5
Chemical PropertiesBack Directory
[Boiling point ]

481.8±40.0 °C(Predicted)
[density ]

1.076±0.06 g/cm3(Predicted)
[refractive index ]

n/D 1.454
[storage temp. ]

-20°C
[form ]

viscous liquid
[pka]

14.36±0.10(Predicted)
[color ]

Colourless
[InChI]

InChI=1S/C19H38O9/c1-19(2,3)28-18(21)4-6-22-8-10-24-12-14-26-16-17-27-15-13-25-11-9-23-7-5-20/h20H,4-17H2,1-3H3
[InChIKey]

VGGDPFAYSOSIOK-UHFFFAOYSA-N
[SMILES]

C(OC(C)(C)C)(=O)CCOCCOCCOCCOCCOCCOCCO
Safety DataBack Directory
[Symbol(GHS) ]

Exclamation Mark (GHS07)
GHS07
[Signal word ]

Warning
[Hazard statements ]

H302-H315-H319-H335
[Precautionary statements ]

P261-P264-P270-P271-P280-P301+P312-P302+P352-P304+P340-P305+P351+P338-P330-P332+P313-P337+P313-P362-P403+P233-P405-P501
[WGK Germany ]

WGK 3
[HS Code ]

2942000090
[Storage Class]

10 - Combustible liquids
Hazard InformationBack Directory
[Description]

Hydroxy-PEG6-t-butyl ester is a PEG linker containing a hydroxyl group with a t-butyl ester. The hydrophilic PEG spacer increases solubility in aqueous media. The hydroxyl group enables further derivatization or replacement with other reactive functional groups. The t-butyl protected carboxyl group can be deprotected under acidic conditions.
[Uses]

This heterobifunctional, PEGylated crosslinker features a hydroxyl group at one end and t-butyl-protected carboxylic acid at the other, which can be deprotected with acidic conditions. The hydrophillic PEG linker facilitates solubility in biological applications. Hydroxy-PEG6-t-butyl ester 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 roteolysis-targeting chimeras (PROTAC? molecules) for targeted protein degradation.
[reaction suitability]

reagent type: cross-linking reagent
[IC 50]

PEGs; Alkyl/ether
Spectrum DetailBack Directory
[Spectrum Detail]

PEG7-t-butly ester(361189-64-2)1HNMR
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