Fluorescein 6-Isothiocyanate, Isomer 2, 95% CAS: 18861-78-4
MF: C21H11NO5S
MW: 389.39
A fluorescent labeling reagent for proteins.

Fluorescein 6-Isothiocyanate, Isomer 2, 95% (CAS 18861-78-4)

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Alternate Names: 3',6'-dihydroxy-6-isothiocyanatospiro[2-benzofuran-3,9'-xanthene]-1-one; FITC
Application: Fluorescein 6-Isothiocyanate, Isomer 2, 95% is a fluorescent labeling reagent for proteins
CAS Number: 18861-78-4
Molecular Weight: 389.39
Molecular Formula: C21H11NO5S
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data (including water content).
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Fluorescein 6-Isothiocyanate, Isomer 2, 95% is a fluorescent labeling reagent for proteins. It is used in the fluorescent antibody technique for rapid identification of pathogens.


References

1. Riggs, J.L., et al. 1958. Amer. J. Pathol., 34: 1081-1097. PMID: 13583098
2. Mann, K.G. and Fish, W.W. 1972. Methods Enzymol. 26: 28-42. PMID: 4680709

Solubility :
Soluble in Acetone
Storage :
Store at -20° C
Fluoresence :
λex 492 nm, λem 518 nm in 0.1 M phosphate pH 8.0; λex 494 nm, λem 518 nm in Buffer pH 9
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
PubChem CID :
SMILES :
C1=CC2=C(C=C1N=C=S)C3(C4=C(C=C(C=C4)O)OC5=C3C=CC(=C5)O)OC2=O

Download SDS (MSDS)

Certificate of Analysis

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