Cyanine5.5 amine

Cat. # Quantity Price Lead time
170C0 1 mg $125 in stock
270C0 5 mg $260 in stock
470C0 25 mg $510 in stock
570C0 50 mg $895 in stock
670C0 100 mg $1490 in stock
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Cyanine5.5 (Cy5.5® analog) amine derivative. The dye contains a free amine group which can be conjugated with a variety of functionalities, including NHS esters, and epoxides.

Cyanine5.5 is a far red dye which works fine for live organism imaging, and applications requiring low fluorescence background.

Cy5.5 absorbance and emission spectra

Cy5.5 absorbance and emission spectra

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Cyanine5 NHS ester

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FAM azide, 5-isomer

FAM (fluorescein) azide for сlick chemistry labeling, pure 5-isomer.

DMF (dimethylformamide), labeling grade

Ready-to-use high purity, amine-free solvent for NHS ester labeling.

General properties

Appearance: dark blue powder
Molecular weight: 753.88
CAS number: 2097714-44-6 (without anion), 2097714-45-7 (chloride)
Molecular formula: C46H58Cl2N4O
Solubility: practically insoluble in water (< 2 uM), good in polar organic solvents (DMF, DMSO, alcohols)
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: 684
ε, L⋅mol−1⋅cm−1: 198000
Emission maximum, nm: 710
Fluorescence quantum yield: 0.2
CF260: 0.07
CF280: 0.03

Product citations

  1. Orozco, C.; Vardanyan, V.; Lopez-Jaime, K.; Wang, Z.; Seminario, J.; Kolomeisky, A.; Tour, J. Mechanism of Plasmon-Driven Molecular Jackhammers in Mechanical Opening and Disassembly of Membranes. ChemRxiv, 2024, preprint. doi: 10.26434/chemrxiv-2024-8cfcc
  2. Grosmanová, E.; Pola, R.; Filipová, M.; Henry, M.; Coll, J.‐L.; Etrych, T. Novel strategies for enhanced fluorescence visualization of glioblastoma tumors based on HPMA copolymers conjugated with tumor targeting and/or cell‐penetrating peptides. VIEW, 2024, 5(3), 20230116. doi: 10.1002/viw.20230116
  3. Smirnov, A.N.; Shevchuk, A.I.; Volkova, A.V.; Kalganov, V.D.; Solovyeva, E.V. Gold-silica plasmonic nanobones with tunable size and optical bimodality for bioimaging. Colloids and surfaces. A, Physicochemical and engineering aspects, 2024, 684, 133115. doi: 10.1016/j.colsurfa.2023.133115
  4. Yen, T.-Y.C.; Abbasi, A.Z.; He, C.; Lip, H.-Y.; Park, E.; Amini, M.A.; Adissu, H.A.; Foltz, W.; Rauth, A.M.; Henderson, J.; Wu, X.Y. Biocompatible and bioactivable terpolymer-lipid-MnO 2 Nanoparticle-based MRI contrast agent for improving tumor detection and delineation. Materials Today Bio, 2024, 25, 100954. doi: 10.1016/j.mtbio.2024.100954
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