ROX NHS ester, 6-isomer (A270266)

ROX NHS ester, 6-isomer

ROX (rhodamine X aka R101) is a highly fluorescent, and photostable rhodamine dye for various applications. ROX labeled oligonucleotide probes are often used in qPCR, and qPCR instruments have ROX channel. This is reactive dye for the labeling of amino-groups in peptides, proteins, and amino-oligonucleotides. Pure single isomer. This dye can replace Texas Red.

570 nm

88000 M^-1cm^-1

591 nm

1.0

117491-83-5, 1890922-83-4, 216699-36-4

> 80% (by ¹H NMR and HPLC-MS). The balance is mostly free carboxylic acid.

C₃₇H₃₃N₃O₇

631.67 kDa

Dark crimson powder.

Good in polar organic solvents (DMF, DMSO). Low in water.

Shipped at room temperature. Upon delivery, store in the dark at -20°C. Avoid prolonged exposure to light. Desiccate.

This product is for research use only. It is not intended for diagnostic or therapeutic use.