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910147

Sigma-Aldrich

Fluorescein Azide

≥95%

Synonym(s):

4-((3-Azidopropyl)carbamoyl)-2-(6-hydroxy-3-oxo-3H-xanthen-9-yl)benzoesäure, 6-Carboxyfluorescein Azide, 6-FAM azide, N-(3-azidopropyl)-3′,6′-dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9′-xanthene]-6-carboxamide

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About This Item

Empirical Formula (Hill Notation):
C24H18N4O6
CAS Number:
1386385-76-7
Molecular Weight:
458.42
MDL number:
MFCD18426596
UNSPSC Code:
12352125
NACRES:
NA.22

Assay

≥95%

form

powder

reaction suitability

reaction type: click chemistry

storage temp.

−20°C

Application

This 488nm absorbing dye is probably the most popular dye in cell biology and represents an alternative to Alexa Fluor 488 and the DyLight 488. Fluorescent dye azides can be used for the fluorescent labeling of terminal alkyne-modified molecules by the Cu(I)-catalyzed azide-alkyne (CuAAC) reaction (click reaction).

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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