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Chemical structure of Bis-PEG21-NHS ester

GC67128

Bis-PEG21-NHS ester

Also known as (2,5-dioxopyrrolidin-1-yl) 3-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[3-(2,5-dioxopyrrolidin-1-yl)oxy-3-oxopropoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]propanoate

Bis-PEG21-NHS ester is a PEG/Alkyl/ether-based PROTAC linker can be used in the synthesis of PROTACs· Bis-PEG21-NHS ester is a cleavable ADC linker used in the synthesis of antibody-drug conjugates (ADCs)

ChemicalCAS2221948-98-5MW1237.34FormulaC54H96N2O29
CAS number
2221948-98-5
Molecular weight
1237.34
Formula
C54H96N2O29
InChIKey
UFBYDMNXKUEOPZ-UHFFFAOYSA-N
Catalogue number
GC67128
Brand
GLPBIO
Computed properties PubChem CID 75535128 · XLogP -5 · TPSA 321 Ų · H-bond donors 0
XLogP
-5
TPSA
321 Ų
H-bond donors
0
H-bond acceptors
29
Rotatable bonds
70
Heavy atoms
85

SMILES C1CC(=O)N(C1=O)OC(=O)CCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCC(=O)ON2C(=O)CCC2=O

Computed descriptors from PubChem (CID 75535128), public domain. Identity cross-checked against the supplier's molecular formula and weight — verify before use.

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