Basic information Safety Supplier Related

TERT-BUTYL 12-HYDROXY-4 7 10-TRIOXA-

Basic information Safety Supplier Related

TERT-BUTYL 12-HYDROXY-4 7 10-TRIOXA- Basic information

Product Name:
TERT-BUTYL 12-HYDROXY-4 7 10-TRIOXA-
Synonyms:
  • HO-PEG3-COOtBu
  • Hydroxy-PEG3-(CH2)2-Boc
  • OH-PEG3-CH2CH2COOtBu
  • OH-PEG3-TBA
  • HO-PEG3-t-Butyl ester
  • tert-Butyl 3-(2-(2-(2-hydroxyethoxy)
  • 12-HYDROXY-4 7 10-TRIOXA-
  • Hydroxy-PEG4-t-butyles
CAS:
186020-66-6
MF:
C13H26O6
MW:
278.34
Product Categories:
  • peg
Mol File:
186020-66-6.mol
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TERT-BUTYL 12-HYDROXY-4 7 10-TRIOXA- Chemical Properties

Boiling point:
365.8±27.0 °C(Predicted)
Density 
1.052 g/mL at 20 °C (lit.)
refractive index 
n20/D 1.446
storage temp. 
Inert atmosphere,Room Temperature
solubility 
Soluble in DMSO
form 
clear liquid
pka
14.36±0.10(Predicted)
color 
Colorless to Light yellow to Light orange
BRN 
7638988
CAS DataBase Reference
186020-66-6
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Safety Information

WGK Germany 
3
10
HS Code 
2918999090
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TERT-BUTYL 12-HYDROXY-4 7 10-TRIOXA- Usage And Synthesis

Description

Hydroxy-PEG3-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.

Biological Activity

Tert-Butyl-12-hydroxy-4,7,10-trioxadodecanoate is an ADC linker for the synthesis of antibody drug conjugates (ADC), it is derived from patent WO2004008101A2 (compound 196). It can also be used as a PROTAC linker for PROTAC synthesis. .

in vitro

ADCs are comprised of an antibody to which is attached an ADC cytotoxin through an ADC linker.

target

Non-cleavable

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PEGs

Alkyl/ether

TERT-BUTYL 12-HYDROXY-4 7 10-TRIOXA-Supplier

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