ATT 550 azide

Cat. # Quantity Price Lead time
1C930 1 mg $165 in stock
2C930 5 mg $640 in stock
4C930 25 mg $1640 in stock
5C930 50 mg $2090 in stock
6C930 100 mg $2840 in stock
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ATT 550 dye azide for сlick сhemistry conjugation with terminal alkynes via a copper-catalyzed click reaction or strained cyclooctynes via a copper-free click reaction.

ATT 550 is a yellow-fluorescent Rhodamine 6G and Rhodamine B-related dye with high fluorescence quantum yield, strong thermal and photostability, and excellent water solubility. ATT 550 is a cationic dye. After coupling to a substrate, the dye carries a net electrical charge of +1.

Absorption and emission spectra of ATT 550

Absorption and emission spectra of ATT 550

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VIC azide, 6-isomer

VIC is an asymmetric xanthene dye with spectral properties similar to HEX and JOE, widely used for labeling PCR probes. This derivative is an azide for dye conjugation by click chemistry.

General properties

Appearance: crimson crystals
Molecular weight: 712.34
Molecular formula: C40H50ClN7O3
Solubility: good in water, DMF, DMSO
Quality control: NMR 1H and HPLC-MS (95+%)
Storage conditions: 24 months after receival at -20°C in the dark. Transportation: at room temperature for up to 3 weeks. Desiccate.
MSDS: Download
Product specifications

Spectral properties

Excitation/absorption maximum, nm: 556
Emission maximum, nm: 574
CF260: 0.27
CF280: 0.20
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