Azido-PEG3-t-butyl ester

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Azido-PEG3-t-butyl ester

Azido-PEG3-t-butyl ester | 252881-73-5

Catalog Number R14-0243
Category Azides
Molecular Formula C13H25N3O5
Molecular Weight 303.35
Catalog Number Size Price Quantity
R14-0243 -- $--

Product Introduction

N3-PEG3-CH2CH2-Boc is a cleavable 3 unit PEG ADC linker used in the synthesis of antibody-drug conjugates (ADCs). N3-PEG3-CH2CH2-Boc is also a PEG- and Alkyl/ether-based PROTAC linker that can be used in the synthesis of PROTACs.

Chemical Information

Synonyms N3-PEG3-CH2CH2COOtBu;N3-PEG3-tBu; N3-PEG3-CH2CH2-Boc; 3-[2-[2-(2-Azidoethoxy)ethoxy]ethoxy]propanoic acid 1,1-dimethylethyl ester; tert-Butyl 12-azido-4,7,10-trioxadocecanoate; 12-Azido-4,7,10-trioxadodecanoic acid tert-butyl ester; 2-Methyl-2-propanyl 3-{2-[2-(2-azidoethoxy)ethoxy]ethoxy}propanoate; Propanoic acid, 3-[2-[2-(2-azidoethoxy)ethoxy]ethoxy]-, 1,1-dimethylethyl ester
Purity ≥95%
Shelf Life 0-4°C for short term (days to weeks), or -20°C for long term (months).
IUPAC Name tert-butyl 3-[2-[2-(2-azidoethoxy)ethoxy]ethoxy]propanoate
Canonical SMILES CC(C)(C)OC(=O)CCOCCOCCOCCN=[N+]=[N-]
InChI InChI=1S/C13H25N3O5/c1-13(2,3)21-12(17)4-6-18-8-10-20-11-9-19-7-5-15-16-14/h4-11H2,1-3H3
InChI Key QUSLQIYNPWASRR-UHFFFAOYSA-N
Solubility Soluble in DMSO (10 mm)
Appearance Pale Yellow or Colorless Oily Matter
LogP 1.53106
  • Product Specification
Storage Store at -20°C, keep in dry and avoid sunlight

Computed Properties

XLogP3 1.5
Hydrogen Bond Donor Count 0
Hydrogen Bond Acceptor Count 7
Rotatable Bond Count 14
Exact Mass 303.17942091 g/mol
Monoisotopic Mass 303.17942091 g/mol
Topological Polar Surface Area 68.4Ų
Heavy Atom Count 21
Formal Charge 0
Complexity 324
Isotope Atom Count 0
Defined Atom Stereocenter Count 0
Undefined Atom Stereocenter Count 0
Defined Bond Stereocenter Count 0
Undefined Bond Stereocenter Count 0
Covalently-Bonded Unit Count 1
Compound Is Canonicalized Yes

Patents

Publication NumberTitlePriority Date
WO-2022078524-A2 Specific conjugation of an antibody 2021-11-03
WO-2022078524-A4 Specific conjugation of an antibody 2021-11-03
JP-2021006531-A Cross-linked conjugate for conjugation of cell-binding molecules 2020-09-01
JP-7149610-B2 Specific conjugates of cell binding molecules 2019-11-22
US-2022249594-A1 A formulation of a conjugate of a tubulysin analog to a cell-binding molecule 2019-06-24
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