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Chemical structure of Fluorescein-PEG4-acid

GC67045

Fluorescein-PEG4-acid

Also known as 3-[2-[2-[2-[2-[(3',6'-dihydroxy-3-oxospiro[2-benzofuran-1,9'-xanthene]-5-yl)carbamothioylamino]ethoxy]ethoxy]ethoxy]ethoxy]propanoic acid

Fluorescein-PEG4-acid is a PEG-based PROTAC linker that can be used in the synthesis of PROTACs

ChemicalCAS1807518-76-8MW654.68FormulaC32H34N2O11S
CAS number
1807518-76-8
Molecular weight
654.68
Formula
C32H34N2O11S
InChIKey
DSZDFOCKVIPCKO-UHFFFAOYSA-N
Catalogue number
GC67045
Brand
GLPBIO
Computed properties PubChem CID 91757936 · XLogP 1.9 · TPSA 206 Ų · H-bond donors 5
XLogP
1.9
TPSA
206 Ų
H-bond donors
5
H-bond acceptors
12
Rotatable bonds
16
Heavy atoms
46

SMILES C1=CC2=C(C=C1NC(=S)NCCOCCOCCOCCOCCC(=O)O)C(=O)OC23C4=C(C=C(C=C4)O)OC5=C3C=CC(=C5)O

Computed descriptors from PubChem (CID 91757936), public domain. Identity cross-checked against the supplier's molecular formula and weight — verify before use.

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