Cyanine5 DBCO

Cat. # Quantity Price Lead time
A30F0 1 mg
$125
in stock
B30F0 5 mg
$260
in stock
C30F0 10 mg
$325
in stock
D30F0 25 mg
$510
5 days
E30F0 50 mg
$895
in stock
F30F0 100 mg
$1490
in stock
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A derivative of Cyanine5 red-emitting fluorophore possessing DBCO (dibenzocyclooctyne, also known as ADIBO, azodibenzocyclooctyne) group for copper free click chemistry.

Strained cycloalkynes, such as cyclooctynes, react with azides very rapidly in the absence of copper catalyst in a strain-promoted alkyne-azide cycloaddition (SPAAC). This reaction is very fast, mild, and biocompatible.

Compared to other cycloalkynes, DBCO provide among the fastest reaction kinetics, still possessing good stability.

Absorption and emission spectra of Cyanine5

Absorption and emission spectra of Cyanine5

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sulfo-Cyanine5 DBCO

Water-soluble cycloalkyne for copper-free click chemistry reaction with azides. A derivative of sulfo-Cyanine5.

Cyanine3 tetrazine

Tetrazine derivative of the fluorophore Cyanine3. Tetrazines react extremely quickly with strained alkenes (such as trans-cyclooctenes, cyclopropenes), and some strained alkynes.

Cyanine3B maleimide

Derivative of a Cyanine3B dye, improved Cyanine3 dye to have higher quantum yield, for maleimide reaction chemistry.

General properties

Appearance: dark blue solid
Mass spec M+ increment: 928.4
Molecular weight: 929.03
Molecular formula: C53H59N4F6O2P
Solubility: good in DMF, DMSO, chlorinated organic solvents, practically insoluble in water (<1 uM, < 1 mg/L)
Quality control: NMR 1H, HPLC-MS (95%)
Storage conditions: Storage: 12 months after receival at -20°C in the dark. Transportation: at room temperature for up to 3 weeks. Avoid prolonged exposure to light. Desiccate.
MSDS: Download
Product specifications

Spectral properties

Excitation/absorption maximum, nm: 646
ε, L⋅mol−1⋅cm−1: 250000
Emission maximum, nm: 662
Fluorescence quantum yield: 0.2

Product citations

  1. Toro-González, M.; Akingbesote, N.; Bible, A.; Pal, D.; Sanders, B.; Ivanov, A. S.; Jansone-Popova, S.; Popovs, I.; Benny, P.; Perry, R.; Davern, S. Development of 255Ac-Doped Biocompatible Nanoparticles for Targeted Alpha Therapy. Journal of Nanobiotechnology, 2024, 22(1), 306. doi: 10.1186/s12951-024-02520-6
  2. Wang, Y.-J.; Li, L.; Yu, J.; Hu, H.-Y.; Liu, Z.-X.; Jiang, W.-J.; Xu, W.; Guo, X.-P.; Wang, F.-S.; Sheng, J.-Z. Imaging of Escherichia Coli K5 and Glycosaminoglycan Precursors via Targeted Metabolic Labeling of Capsular Polysaccharides in Bacteria. Sci. Adv., 2023, 9(7), eade4770. doi: 10.1126/sciadv.ade4770
  3. Borner, T.; Tinsley, I. C.; Milliken, B. T.; Doebley, S. A.; Najjar, N. R.; Kerwood, D. J.; De Jonghe, B. C.; Hayes, M. R.; Doyle, R. P. Creation of a Peptide Antagonist of the GFRAL–RET Receptor Complex for the Treatment of GDF15-Induced Malaise. J. Med. Chem., 2023, 66(16), 11237–11249. doi: 10.1021/acs.jmedchem.3c00667
  4. Miranda, A.; Lopez-Blanco, R.; Lopes-Nunes, J.; Melo, A.M.; Campello, M.P.C.; Paulo, A.; Oliveira, M.C.; Mergny, J.-L.; Oliveira, P.A.; Fernandez-Megia, E.; Cruz, C. Gallic Acid–Triethylene Glycol Aptadendrimers Synthesis, Biophysical Characterization and Cellular Evaluation. Pharmaceutics, 2022, 14(11), 2456. doi: 10.3390/pharmaceutics14112456
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