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Chemical structure of Biotinyl-PEG2-maleimide

GA20840

Biotinyl-PEG2-maleimide

Also known as 5-[(3aS,4S,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]-N-[2-[2-[2-[3-(2,5-dioxopyrrol-1-yl)propanoylamino]ethoxy]ethoxy]ethyl]pentanamide

Biotinyl-PEG2-maleimide is a PEG-based PROTAC linker can be used in the synthesis of PROTAC

ChemicalCAS305372-39-8MW525.63FormulaC23H35N5O7S
CAS number
305372-39-8
Molecular weight
525.63
Formula
C23H35N5O7S
Solubility
Soluble in DMSO
InChIKey
UDPCXVIKHFVPSZ-HOIFWPIMSA-N
Catalogue number
GA20840
Brand
GLPBIO
Computed properties PubChem CID 11168457 · XLogP -1.7 · TPSA 180 Ų · H-bond donors 4
XLogP
-1.7
TPSA
180 Ų
H-bond donors
4
H-bond acceptors
8
Rotatable bonds
17
Heavy atoms
36

SMILES C1[C@H]2[C@@H]([C@@H](S1)CCCCC(=O)NCCOCCOCCNC(=O)CCN3C(=O)C=CC3=O)NC(=O)N2

Computed descriptors from PubChem (CID 11168457), public domain. Identity cross-checked against the supplier's molecular formula and weight — verify before use.

Ordering in Israel

Lead time
Ships from the manufacturer to your lab in 8–14 business days; customs and cold chain handled by LABO Scientific.
Pricing
Quoted in ILS, excl. VAT. Add the item to your quote and we confirm the final price, usually the same business day.
Documents
Lot certificate of analysis and manufacturer SDS are emailed with your order confirmation.
Who we serve
Universities, hospitals and biotech companies across Israel. Research use only — not for diagnostic or therapeutic use.