R6G azide, 5-isomer

Cat. # Quantity Price Lead time
A4430 1 mg $110 in stock
B4430 5 mg $210 in stock
C4430 10 mg $310 in stock
D4430 25 mg $410 in stock
E4430 50 mg $695 in stock
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R6G (rhodamine 6G) is a yellow emitting xanthene dye. It has been used for DNA sequencing before. Now this dye is often used for qPCR. This is a pure 5-isomer of R6G with azide group.

Absorption and emission spectra for 5-R6G

Absorption and emission spectra for 5-R6G

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General properties

Appearance: orange to brown powder
Mass spec M+ increment: 540.3
Molecular weight: 540.61
CAS number: 2135330-71-9
Molecular formula: C30H32N6O4
Solubility: good in DMF, DMSO, alcohols
Quality control: NMR 1H, HPLC-MS (95%)
Storage conditions: Storage: 24 months after receival at -20°C in the dark. Transportation: at room temperature for up to 3 weeks. Avoid prolonged exposure to light. Desiccate.
MSDS: Download
Product specifications

Spectral properties

Excitation/absorption maximum, nm: 519
ε, L⋅mol−1⋅cm−1: 116000
Emission maximum, nm: 546
Fluorescence quantum yield: 0.95
CF260: 0.18
CF280: 0.17
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