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?????-PEG-5-t-??????

?????-PEG-5-t-??????
?????-PEG-5-t-?????? ??? ???
?? ??:
518044-32-1
???:
?????-PEG-5-t-??????
???(??):
?????-PEG-5-t-??????
???:
Hydroxy-PEG4-t-butyl ester
???(??):
OH-PEG4-TBA;HO-PEG4-TBA;HO-PEG4-COOtBu;NH2-PEG4-COOtBu;HO-PEG4-C2COOtBu;PEG5-t-butly ester;HO-PEG4-CH2CH2COOTBU;OH-PEG4-CH2CH2COOtBu;Hydroxy-PEG4-(CH2)2-Boc;HO-PEG4 tert-Butyl Ester
CBNumber:
CB32747166
???:
C15H30O7
??? ??:
322.39
MOL ??:
518044-32-1.mol
MSDS ??:
SDS

?????-PEG-5-t-?????? ??

?? ?
406.8±35.0 °C(Predicted)
??
1.04746 g/mL
???
n/D 1.4492
?? ??
2-8°C
???
Soluble in Water, DCM
??? ??
??
?? ?? (pKa)
14.36±0.10(Predicted)
??
Colorless to Light yellow to Light orange
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
HS ?? 2918999090
????(GHS): GHS hazard pictograms
?? ?: Warning
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H302 ??? ??? ?? ?? ?? - ?? ?? 4 ?? GHS hazard pictograms P264, P270, P301+P312, P330, P501
H315 ??? ??? ??? ????? ?? ????? ?? 2 ?? GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 ?? ?? ??? ??? ?? ? ?? ?? ??? ?? ?? 2A ?? GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H335 ?? ???? ??? ? ?? ?? ???? ?? - 1? ??;???? ?? ?? 3 ?? GHS hazard pictograms
??????:
P261 ??·?·??·???·??·...·????? ??? ????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.
NFPA 704
1
0 0

?????-PEG-5-t-?????? C??? ??, ??, ??

??

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-PEG4-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 proteolysis-targeting chimeras (PROTAC? molecules) for targeted protein degradation.

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?????-PEG-5-t-?????? ?? ??

???( 127)?? ??
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?????-PEG-5-t-?????? ?? ??:

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