Rox
The chemical name of Rox is 6-Carboxyl-X-Rhodamine. This dye is normally used as a reference dye to normalize the fluorescence signal arising from fluorescent probes in real-time PCR applications. Rox represents an excellent alternative to PET®, due to their similar spectral properties.

Metabion offers Rox as a modification in its DNA and RNA portfolio. Click here
Rox as a 5' modification |
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MW |
698 g/mol |
Excitation maximum |
576 nm |
Emission maximum |
601 nm |
Extinction coefficient (260nm) |
22.6 mM-1cm-1 |
Rox as a 3' modification |
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MW |
728 g/mol |
Excitation maximum |
576 nm |
Emission maximum |
601 nm |
Extinction coefficient (260nm) |
22.5 mM-1cm-1 |
Rox as an internal modification |
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MW |
921 g/mol |
Excitation maximum |
576 nm |
Emission maximum |
601 nm |
Extinction coefficient (260nm) |
31.8 mM-1cm-1 |
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