Free Cyanine3 carboxylic acid(Cy3® carboxylic acid类似物)，非活性染料，非磺化试剂，在有机溶剂中有很高的溶解度，微溶于水。该染料可作为非活性荧光团用于对照试验和校准。
如果需要与胺类偶联和标记，请参考使用Cyanine3 NHS ester,或者水溶的 sulfo-Cyanine3 NHS ester。
Cy® is a trademark of GE Healthcare.
General properties
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Appearance:
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red powder
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Molecular weight:
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493.08
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Molecular formula:
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C30H37ClN2O2
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CAS number:
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1032678-01-5
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Solubility:
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soluble in organic solvents (DMF, DMSO, dichloromethane), insoluble in water
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Quality control:
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NMR 1H (95%) and 13C, TLC
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Storage conditions:
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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.
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MSDS:
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Download
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Spectral properties
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Excitation maximum, nm:
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555
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Extinction coefficient at excitation maximum, Lmol-1cm-1:
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150000
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Emission maximum, nm:
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570
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Fluorescence quantum yield:
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0.31
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