Cyanine3.5 carboxylic acid

Cat. # Quantity Price Lead time
12090 1 mg $110.00 in stock
22090 5 mg $210.00 in stock
42090 25 mg $410.00 in stock
52090 50 mg $695.00 in stock
62090 100 mg $1190.00 in stock

Cyanine3.5 free unactivated monofunctional carboxylic acid. Can be used as a reference non-reactive dye or control. Cyanine3.5 is an analog of Cy3.5® fluorophore.

Cyanine3.5 absorbance and emission spectra

Cyanine3.5 absorbance and emission spectra

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General properties

Appearance: dark purple powder
Molecular weight: 593.20
CAS number: 1144107-79-8
Molecular formula: C38H41ClN2O2
Solubility: soluble in organic solvents (DMF, DMSO, dichloromethane), insoluble in water
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.
MSDS: Download

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. Kwok, S.J.J.; Choi, M.; Bhayana, B.; Zhang, X.; Ran, C.; Yun, S.-H. Two-photon excited photoconversion of cyanine-based dyes. Scientific Reports, 2016, 6, 23866. doi: 10.1038/srep23866
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