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Biotin-PEG4-NHS ester View larger

Biotin-PEG4-NHS ester

AOB18313

CAS: 459426-22-3

Chemical Name: 21-[(3aS,4S,6aR)-hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]-17-oxo-4,7,10,13-tetraoxa-16-azaheneicosanoic acid, 2,5-dioxo-1-pyrrolidinyl ester

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$256.00

$256.00 per 250 mg

Data sheet

Molecular FormulaC25H40N4O10S
Molecular Weight588.70
CAS Numbers459426-22-3
Storage Condition0°C (short term), -20°C (long term), desiccated
SolubilityDMSO
Purity98% by HPLC
SynonymNHS-PEO4-Biotin
IUPAC/Chemical Name21-[(3aS,4S,6aR)-hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]-17-oxo-4,7,10,13-tetraoxa-16-azaheneicosanoic acid, 2,5-dioxo-1-pyrrolidinyl ester
InChl KeyDTLVBHCSSNJCMJ-JXQFQVJHSA-N
InChl CodeInChI=1S/C25H40N4O10S/c30-20(4-2-1-3-19-24-18(17-40-19)27-25(34)28-24)26-8-10-36-12-14-38-16-15-37-13-11-35-9-7-23(33)39-29-21(31)5-6-22(29)32/h18-19,24H,1-17H2,(H,26,30)(H2,27,28,34)/t18-,19-,24-/m0/s1
SMILES CodeO=C1N[C@]2([H])[C@H](CCCCC(NCCOCCOCCOCCOCCC(ON3C(CCC3=O)=O)=O)=O)SC[C@]2([H])N1
References1) Smith, G.P. Kinetics of amine modification of proteins. Bioconjug. Chem. 17(2), 501-506 (2006).

2) Evison, B.J., Palmer, J.T., Lambert, G., et al. A small molecule inhibitor of PCSK9 that antagonizes LDL receptor binding via interaction with a cryptic PCSK9 binding groove. Bioorg. Med. Chem. 28(6), 115344 (2020).

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Biotin-PEG4-NHS ester is an activated ester for simple and efficient biotin labeling of antibodies, proteins, and other primary amine-containing biomolecules.