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Biotin-PEG2-iodide - 98%, high purity , CAS No.292843-75-5
Basic Description Specifications & Purity 98% Storage Temp Store at -20°C Shipped In Ice chest + Ice pads Product Description Biotin-PEG2-iodide is a heterobifunctional PEG derivative containing biotin and iodine moieties. Biotin is commonly used for protein conjugation and is commonly used with streptavidin and avidin. Iodine is a good leaving group for substitution reactions. The hydrophilic PEG spacer increases the water solubility of a compound in aqueous media.
Names and Identifiers IUPAC Name 5-[(3aS,4S,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]-N-[2-[2-[2-[(2-iodoacetyl)amino]ethoxy]ethoxy]ethyl]pentanamide INCHI InChI=1S/C18H31IN4O5S/c19-11-16(25)21-6-8-28-10-9-27-7-5-20-15(24)4-2-1-3-14-17-13(12-29-14)22-18(26)23-17/h13-14,17H,1-12H2,(H,20,24)(H,21,25)(H2,22,23,26)/t13-,14-,17-/m0/s1 InChi Key LWGLKVINXNMNJX-ZQIUZPCESA-N Canonical SMILES C1C2C(C(S1)CCCCC(=O)NCCOCCOCCNC(=O)CI)NC(=O)N2 Isomeric SMILES C1[C@H]2[C@@H]([C@@H](S1)CCCCC(=O)NCCOCCOCCNC(=O)CI)NC(=O)N2 PubChem CID 11307260 Molecular Weight 542.4
Chemical and Physical Properties Solubility Solubility in Water, DMSO, DMF
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