Biotin PEG reagent, Bis-PEG3-biotin, Purity 95%

Synonym: 194920-54-2; N,N'-Bisbiotin-tetra(ethylene glycol)-diamine; Bis-PEG3-biotin; N,N'-Bisbiotin-tetra(ethylene glycol)-diamine, 3,3'-(2,2'-Oxybis(ethane-2,1-diyl)bis(oxy))dipropan-1-amido-biotin

CAS Number: 194920-54-2
PubChem CID: 51340998

Size

100 mg; 250 mg; 500 mg

Price

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Datasheet

Datasheet

MSDS

MSDS

Properties

Description

Bis-PEG3-biotin is a biotinylation reagent featuring two terminal biotin groups. The PEG spacer attached to the biotin provides an extended spacer arm, facilitating interaction with proteins or macromolecules.

Molecular Weight

672.9

Molecular Formula

C₃₀H₅₂N₆O₇S₂

Functional Group 1

Biotin

Functional Group 2

None

Functional Group 3

None

Form

Solid

Purity

95%

Identity

Confirmed by NMR.

Applications

Bis-PEG3-biotin is commonly used in various biochemical and biotechnological applications where dual biotin labeling is required. Its extended spacer arm enhances the accessibility of biotin moieties, enabling efficient binding to streptavidin or avidin for detection, purification, or immobilization purposes.

Storage

Store at -20°C

For Research Use Only. Not For Clinical Use.