Sulfo-Cyanine3 alkyne

Cat. # Quantity Price Lead time
A13B0 1 mg $110.00 in stock
B13B0 5 mg $290.00 in stock
C13B0 10 mg $470.00 in stock
D13B0 25 mg $690.00 in stock
E13B0 50 mg $1270.00 in stock
F13B0 100 mg $1990.00 in stock

A water soluble alkyne dye for copper catalyzed Click Chemistry, an analog of Cy3® alkyne.

Sulfo-Cyanine3 is a fluorophore which is compatible with a wide range of fluorescent scanners, imagers, microscopes, and other instrumentation. It is a bright and photostable dye, which is also easily detected in gels by naked eye in low amounts (<1 nmol).

Absorbance and emission spectra of Sulfo-Cyanine3 dye

Absorbance and emission spectra of Sulfo-Cyanine3 dye

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Water soluble cycloalkyne for copper free Click chemistry reaction with azides. A derivative of sulfo-Cyanine5 aka Cy5.

Sulfo-Cyanine5 amine

Sulfonated Cyanine5 amine derivative, for the conjugation with electrophiles, and enzymatic transamination labeling.

Sulfo-Cyanine5 alkyne

Sulfo-Cyanine5 is a water-soluble Cyanine5 dye alkyne for Click chemistry.

General properties

Appearance: dark red powder
Mass spec M+ increment: 653.2
Molecular weight: 691.90
CAS number: 2055138-87-7 (inner salt); 2055138-88-8 (sodium salt)
Molecular formula: C33H38KN3O7S2
Solubility: soluble in water (0.57 M = 40 g/L), DMSO, DMF
Quality control: NMR 1H, HPLC-MS (95%)
Storage conditions: Storage: 24 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: 548
ε, L⋅mol−1⋅cm−1: 162000
Emission maximum, nm: 563
Fluorescence quantum yield: 0.1
CF260: 0.03
CF280: 0.06

Product citations

  1. Guarin, M.; Faelens, R.; Giusti, A.; De Croze, N.; Léonard, M.; Cabooter, D.; Annaert, P.; de Witte, P.; Ny, A. Spatiotemporal Imaging and Pharmacokinetic of Fluorescent Compounds in Zebrafish Eleuthero-Embryos After Different Routes of Administration. Research Square, preprint. doi: 10.21203/rs.3.rs-237483/v1
  2. Tugel, U.; Casas, M.G.; Wiltschi, B. Site-Specific Incorporation of Non-canonical Amino Acids by Amber Stop Codon Suppression in Escherichia coli. Peptide and Protein Engineering (Springer Protocols Handbooks), 2020, 267–281. doi: 10.1007/978-1-0716-0720-6_14
  3. Sokolova, V.; Nzou, G.; van der Meer, S.B.; Ruks, T.; Heggen, M.; Loza, K.; Hagemann, N.; Murke, F.; Giebel, B.; Hermann, D.M.; Atala, A.J.; Epple, M. Ultrasmall gold nanoparticles (2 nm) can penetrate and enter cell nuclei in an in vitro 3D brain spheroid model. Acta Biomaterialia, 2020, 111, 349–362. doi: 10.1016/j.actbio.2020.04.023
  4. Tobola, F.; Sylvander, E.; Gafko, C.; Wiltschi, B. `Clickable lectins': bioorthogonal reactive handles facilitate the directed conjugation of lectins in a modular fashion. Interface Focus, 2019, 9(2), 20180072. doi: 10.1098/rsfs.2018.0072
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