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Chemical structure of (2-pyridyldithio)-PEG4 acid

GC65623

(2-pyridyldithio)-PEG4 acid

Also known as 3-[2-[2-[2-[2-(pyridin-2-yldisulfanyl)ethoxy]ethoxy]ethoxy]ethoxy]propanoic acid

(2-pyridyldithio)-PEG4 acid is a cleavable 4 unit PEG ADC linker used in the synthesis of antibody-drug conjugates (ADCs)

ChemicalCAS581065-93-2MW391.5FormulaC16H25NO6S2
CAS number
581065-93-2
Molecular weight
391.5
Formula
C16H25NO6S2
InChIKey
YOJQJVOLXIGESQ-UHFFFAOYSA-N
Catalogue number
GC65623
Brand
GLPBIO
Computed properties PubChem CID 22731904 · XLogP 0.6 · TPSA 138 Ų · H-bond donors 1
XLogP
0.6
TPSA
138 Ų
H-bond donors
1
H-bond acceptors
9
Rotatable bonds
17
Heavy atoms
25

SMILES C1=CC=NC(=C1)SSCCOCCOCCOCCOCCC(=O)O

Computed descriptors from PubChem (CID 22731904), public domain. Identity cross-checked against the supplier's molecular formula and weight — verify before use.

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