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Cy5 carboxylic acid(Et)

Catalog No.
A8777
Cy5 carboxylic acid (sulfonated, Et derivative, sodium salt), labels primary amines after EDC/NHS activation.
Grouped product items
Size Price Stock Qty
5mg
$210.00
In stock
25mg
$410.00
In stock
For scientific research use only and should not be used for diagnostic or medical purposes.

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Chemical Properties

Physical AppearanceA solid
StorageStore at -20°C
M.Wt678.79
FormulaC33H39N2NaO8S2
SynonymsSulfo-Cyanine5 carboxylic acid(Et), Sodium Salt; Sulfo-Cy5 carboxylic acid(Et), Sodium Salt
Solubility≥67.9 mg/mL in H2O; ≥6.83 mg/mL in EtOH; ≥8.56 mg/mL in DMSO
Chemical Namesodium 1-(5-carboxypentyl)-2-((1E,3E,5E)-5-(1-ethyl-3,3-dimethyl-5-sulfonatoindolin-2-ylidene)penta-1,3-dien-1-yl)-3,3-dimethyl-3H-indol-1-ium-5-sulfonate
Canonical SMILESCC1(C)C2=C(C=CC(S(=O)([O-])=O)=C2)[N+](CCCCCC(O)=O)=C1/C=C/C=C/C=C3N(CC)C4=CC=C(S(=O)([O-])=O)C=C4C/3(C)C.[Na+]
Shipping ConditionSmall Molecules with Blue Ice, Modified Nucleotides with Dry Ice.
General tips We do not recommend long-term storage for the solution, please use it up soon.

Spectral properties

Excitation max (nm) 651 Emission max (nm) 670
Extinction Coefficient (M-1cm-1) 250000 Quantum Yield 0.27
CF260 0.03 CF280 0.04
Filter Set Cy5 Laser 633-647 nm

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