Cyanine3.5 NHS ester

Cat. # Quantity Price Lead time
12020 1 mg $110.00 in stock
22020 5 mg $210.00 in stock
42020 25 mg $410.00 in stock
52020 50 mg $695.00 in stock
62020 100 mg $1190.00 in stock

Cyanine3.5 NHS ester (an analog of Cy3.5® NHS ester) is a reactive dye for the labeling of amino-groups in peptides, proteins, and oligonucleotides.

Cyanine3.5 NHS ester can replace NHS esters of Cy3.5®, Alexa Fluor 594, DyLight 594.

Cyanine3.5 NHS ester absorbance and emission spectra

Cyanine3.5 NHS ester absorbance and emission spectra

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General properties

Appearance: dark purple solid
Molecular weight: 741.62
Molecular formula: C42H44N3BF4O4
Solubility: soluble in organic solvents (DMF, DMSO, dichloromethane), insoluble in water
Quality control: NMR 1H and 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 maximum, nm: 591
ε, L⋅mol−1⋅cm−1: 116000
Emission maximum, nm: 604
Fluorescence quantum yield: 0.35
CF260: 0.29
CF280: 0.22

Product citations

  1. Wang, C.; Niederstrasser, H.; Douglas, P.M.; Lin, R.; Jaramillo, J.; Li, Y.; Olswald, N.W.; Zhou, A.; McMillan, E.A.; Mendiratta, S.; Wang, Z.; Zhao, T.; Lin, Z.; Luo, M.; Huang, G.; Brekken, R.A.; Posner, B.A.; MacMillan, J.B.; Gao, J.; White, M.A. Small-molecule TFEB pathway agonists that ameliorate metabolic syndrome in mice and extend C. elegans lifespan. Nature Communications, 2017, 8, 2270. doi: 10.1038/s41467-017-02332-3
  2. Massey, M.; Kim, H.; Conroy, E.M.; Algar, W.R. Expanded Quantum Dot-Based Concentric Förster Resonance Energy Transfer: Adding and Characterizing Energy-Transfer Pathways for Triply Multiplexed Biosensing. The Journal of Physical Chemistry C, 2017, 121(24), 13345–13356. doi: 10.1021/acs.jpcc.7b02739
  3. Wang, C.; Wang, Y.; Li, Y.; Bodemann, B.; Zhao, T.; Ma, X.; Huang, G.; Hu, Z.; DeBerardinis, R.J.; White, M.A.; Gao, J. A nanobuffer reporter library for fine-scale imaging and perturbation of endocytic organelles. Nature Communications, 2015, 6, 8524. doi: 10.1038/ncomms9524
  4. Fu, B.; Flynn, J.D.; Isaacoff, B.P.; Rowland, D.J.; Biteen, J.S. Super-Resolving the Distance-Dependent Plasmon-Enhanced Fluorescence of Single Dye and Fluorescent Protein Molecules. The Journal of Physical Chemistry C, 2015, 119(33), 19350–19358. doi: 10.1021/acs.jpcc.5b05154
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