TBI

Catalog # Availability Size / Price Qty
7660/10
TBI | CAS No. 2863639-29-4 | Light-up Aptamers
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Description: Fluorogenic ligand for Broccoli RNA aptamer

Chemical Name: (Z)-3-((1H-Benzo[d]imidazol-4-yl)methyl)-5-(3,5-difluoro-4-hydroxybenzylidene)-2-thioxoimidazolidin-4-one

Purity: ≥98%

Product Details
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Biological Activity

TBI is a DFHBI derivative for imaging of single Broccoli-tagged mRNA in cells. Excitation and emission maxima (λ) when bound to Broccoli are 485 and 527 nm, respectively. TBI shows higher affinity for Broccoli aptamers compared with DFHBI-1T (Cat. No. 5610) (KD values are 71 and 305 nM, respectively). Extinction coefficient = 35,100 M-1 cm-1.

Optical Data for TBI

Emission Color Green
λabs 485 nm
λem 527 nm
Extinction Coefficient (ε) 35100 M-1cm-1
Quantum Yield (φ) 0.64
Application Live-cell Imaging, Fluorescence Microscopy

Plan Your Experiments

Use our spectra viewer to interactively plan your experiments, assessing multiplexing options. View the excitation and emission spectra for our fluorescent dye range and other commonly used dyes.

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Technical Data

M.Wt:
386.38
Formula:
C18H12F2N4O2S
Solubility:
Soluble to 20 mM in DMSO
Purity:
≥98%
Storage:
Store at -20°C
CAS No:
2863639-29-4

The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.
Tocris products are intended for laboratory research use only, unless stated otherwise.

Additional Information

Licensing Caveats:
Sold under license from Lucerna

Product Datasheets

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