Biotin-PEG8-NHS ester - 98%, high purity , CAS No.2143968-03-8

  • ≥98%
Item Number
B595444
Grouped product items
SKUSizeAvailabilityPrice Qty
B595444-25mg
25mg
Available within 8-12 weeks(?)
Production requires sourcing of materials. We appreciate your patience and understanding.
$189.90
B595444-100mg
100mg
Available within 8-12 weeks(?)
Production requires sourcing of materials. We appreciate your patience and understanding.
$519.90

Biotin-PEG-NHS

View related series
Biotin PEG

Basic Description

Specifications & Purity98%
Storage TempProtected from light,Store at -20°C,Argon charged
Shipped InIce chest + Ice pads
Product Description

Biotin-PEG8-NHS ester is PEG derivative containing a biotin group and an NHS ester group. The hydrophilic PEG spacer increases solubility in aqueous media. The NHS group reacts specifically and efficiently with lysine and N-terminal amino groups at pH 7-9 to form stable amide bonds.

Names and Identifiers

IUPAC Name (2,5-dioxopyrrolidin-1-yl) 3-[2-[2-[2-[2-[2-[2-[2-[2-[5-[(3aS,4S,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]pentanoylamino]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]propanoate
INCHI InChI=1S/C33H56N4O14S/c38-28(4-2-1-3-27-32-26(25-52-27)35-33(42)36-32)34-8-10-44-12-14-46-16-18-48-20-22-50-24-23-49-21-19-47-17-15-45-13-11-43-9-7-31(41)51-37-29(39)5-6-30(37)40/h26-27,32H,1-25H2,(H,34,38)(H2,35,36,42)/t26-,27-,32-/m0/s1
InChi Key YCGZDGOCJORRHA-IUEKTVKYSA-N
Canonical SMILES C1CC(=O)N(C1=O)OC(=O)CCOCCOCCOCCOCCOCCOCCOCCOCCNC(=O)CCCCC2C3C(CS2)NC(=O)N3
Isomeric SMILES C1CC(=O)N(C1=O)OC(=O)CCOCCOCCOCCOCCOCCOCCOCCOCCNC(=O)CCCC[C@H]2[C@@H]3[C@H](CS2)NC(=O)N3
PubChem CID 77078238
Molecular Weight 764.90

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2 results found

Lot NumberCertificate TypeDateItem
G2417713Certificate of AnalysisApr 18, 2024 B595444
G2417714Certificate of AnalysisApr 18, 2024 B595444

Chemical and Physical Properties

SensitivityMoisture sensitive;Light sensitive
Refractive Indexn20D1.55 (Predicted)

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