| Questions And Answer | Back Directory | [Uses]
Cy7 hydrazides are Cy series dyes. Various cyanine 7 (Cy7) dyes have been used to label biomolecules for fluorescence imaging and other fluorescence-based biochemical analyses. |
| Hazard Information | Back Directory | [Description]
Hydrazide derivative of Cyanine7, a NIR fluorescent dye, an analog of Cy7?._x000D_
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This variety of heptamethine fluorophore contains a six-membered ring rigidizing the polymethine chain which allows to increase quantum yield by 20% compared to parent structure._x000D_
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Hydrazide reacts quickly and smoothly with aldehydes and ketones yielding stable hydrazone products. This reaction is also good for the labeling of glycoproteins after periodate oxidation. | [Abs/Em Maxima]
750/773 nm | [Fluoresene quantum yield]
0.3 | [Extinction Coefficient]
199000 | [CF260]
0.022 | [CF280]
0.029 |
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