Cy5 Bis NHS ester
Catalog No.
A8773
Cy5 bis-NHS ester crosslinker (sulfonated, sodium salt), labels primary amines, for protein-protein conjugation.
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| Storage | Store at -20°C |
| M.Wt | 959.02 |
| Cas No. | 252255-42-8 (Potassium Salt) |
| Formula | C45H51N4NaO14S2 |
| Synonyms | Sulfo-Cyanine 5 Bis-NHS ester, Sodium Salt; Sulfo Cy5 Bis NHS ester, Sodium Salt |
| Solubility | Soluble in DMSO |
| Chemical Name | sodium 1-(6-((2,5-dioxopyrrolidin-1-yl)oxy)-6-oxohexyl)-2-((1E,3E,5E)-5-(1-(6-((2,5-dioxopyrrolidin-1-yl)oxy)-6-oxohexyl)-3,3-dimethyl-5-sulfonatoindolin-2-ylidene)penta-1,3-dien-1-yl)-3,3-dimethyl-3H-indol-1-ium-5-sulfonate |
| Canonical SMILES | CC1(C)C2=C(C=CC(S(=O)([O-])=[O-])=C2)[N+](CCCCCC(ON3C(CCC3=O)=O)=O)=C1/C=C/C=C/C=C4N(CCCCCC(ON5C(CCC5=O)=O)=O)C6=CC=C(S(=O)([O-])=O)C=C6C/4(C)C.[Na+] |
| Shipping Condition | Small 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. |
| Excitation max (nm) | 651 | Emission max (nm) | 670 |
| Extinction Coefficient (M-1cm-1) | 271000 | Quantum Yield | 0.28 |
| CF260 | 0.04 | CF280 | 0.04 |
| Filter Set | Cy5 | Laser | 633-647 nm |
Quality Control & MSDS
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Chemical structure








