AZDye™ 488 Azide is a bright, green-fluorescent azide-activated probe that reacts with terminal alkynes via a copper-catalyzed click reaction (CuAAC). It also reacts with strained cyclooctyne via a copper-free click chemistry reaction to form a stable triazole and does not require Cu-catalyst or elevated temperatures.
AZDye™ 488 is a bright, and highly photostable, green-fluorescent probe optimally excited by the 488 nm laser line. This probe is water-soluble and its fluorescence is pH independent over a wide pH range. The brightness and photostability of blue dyes are best suited to direct imaging of low-abundance targets. AZDye™ 488 is structurally identical to Alexa Fluor® 488 Azide. Its absorption/emission spectra is a perfect match to spectra of many other fluorescent dyes based on sulfonated rhodamine 110 core, including DyLight® 488, Alexa Fluor® 488 and CF® 488 Dye.
Unit Size | 1 mg, 5 mg, 25 mg |
---|---|
Abs/Em Maxima | 494/517 nm |
Extinction Coefficient | 73,000 |
Flow Cytometry Laser Line | 488 nm |
Microscopy Laser Line | 488 nm |
Spectrally Similar Dyes | FAM, Alexa Fluor® 488, Atto™ 488, CF® 488A Dye, DyLight® 488 |
Molecular weight | 658.66 (protonated) |
CAS | N/A |
Solubility | Water, DMSO, DMF |
Purity | >95% (HPLC) |
Appearance | Orange to light red solid |
Storage Conditions | -20°C. Desiccate |
Shipping Conditions | Ambient temperature |
Applicable patents and legal notices are available at legal notices.
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