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QBD10826

Sigma-Aldrich

Biotin-dPEG®7-NH2

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Synonym(s):
(3aS,4S,6aR)-N-(23-Amino-3,6,9,12,15,18,21-heptaoxatricos-1-yl)hexahydro-2-oxo-1H-thieno[3,4-d]imidazole-4-pentanamide, Polyethylene glycol
Empirical Formula (Hill Notation):
C26H50N4O9S
CAS Number:
Molecular Weight:
594.76
UNSPSC Code:
12352200
PubChem Substance ID:
NACRES:
NA.22

Assay

>90%

form

solid or viscous liquid

reaction suitability

reaction type: Biotinylations
reagent type: cross-linking reagent

polymer architecture

shape: linear
functionality: monofunctional

shipped in

ambient

storage temp.

−20°C

SMILES string

NCCOCCOCCOCCOCCOCCOCCOCCNC(CCCCC1C2NC(NC2CS1)=O)=O

Features and Benefits

Biotin-dPEG®7-amine is a single molecular weight dPEG® product containing a terminal primary amine that permits biotin labeling with precise spacing to molecules containing a free carboxylic acid or aldehyde group. For small peptides and small molecules, the labeling can be site specific, while for larger molecules such as proteins, the labeling may be more random. The single molecular weight nature of the dPEG® spacer (29.8 Å) allows the user to precisely tailor the distance between the biotin and the target molecule in order to receive optimal binding between biotin and avidin.

Legal Information

Products Protected under U.S. Patents # 7,888,536 B2
dPEG is a registered trademark of Quanta BioDesign

related product

Product No.
Description
Pricing

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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