46970
Fluorescein sodium salt
p.a.
Sinónimos:
Acid Yellow 73, D&C;Yellow No. 8, NaFl, NaFluo, Sodium fluorescein, Uranine
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Fórmula empírica (notación de Hill):
C20H10Na2O5
Número CAS:
Peso molecular:
376.27
EC Number:
208-253-0
UNSPSC Code:
12171501
NACRES:
NA.32
PubChem Substance ID:
MDL number:
Beilstein/REAXYS Number:
3833041
Colour Index Number:
45350
Servicio técnico
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p.a.
Quality Level
form
powder
fluorescence
λex 460 nm; λem 515 nm(lit.)
SMILES string
[Na+].[Na+].[O-]c1ccc2c(Oc3cc([O-])ccc3C24OC(=O)c5ccccc45)c1
InChI
1S/C20H12O5.2Na/c21-11-5-7-15-17(9-11)24-18-10-12(22)6-8-16(18)20(15)14-4-2-1-3-13(14)19(23)25-20;;/h1-10,21-22H;;/q;2*+1/p-2
InChI key
RGPLGPBQJOQFJS-UHFFFAOYSA-L
General description
Fluorescein Sodium Salt (FSS) is a xanthene dye having a polycrystalline structure with a monoclinic system. Fluorescein is a synthetic organic compound available as a dark orange/red powder soluble in water and alcohol.
Application
Fluorescein Sodium Salt (FSS) is used to conduct in-vivo skin studies.
Xanthene fluorophores, like Fluorescein Sodium Salt (FSS), are versatile compounds used across diverse fields of chemistry and life sciences.
Xanthene fluorophores, like Fluorescein Sodium Salt (FSS), are versatile compounds used across diverse fields of chemistry and life sciences.
Clase de almacenamiento
11 - Combustible Solids
wgk
WGK 1
flash_point_f
423.7 °F - Pensky-Martens closed cup
flash_point_c
217.6 °C - Pensky-Martens closed cup
ppe
Eyeshields, Gloves, type N95 (US)
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Joshua L Turnbull et al.
Journal of the American Chemical Society, 143(16), 6194-6201 (2021-04-03)
Xanthene fluorophores, like fluorescein, have been versatile molecules across diverse fields of chemistry and life sciences. Despite the ubiquity of 3-carboxy and 3-sulfonofluorescein for the last 150 years, to date, no reports of 3-phosphonofluorescein exist. Here, we report the synthesis
Jacob Beal et al.
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Optical density (OD) is widely used to estimate the density of cells in liquid culture, but cannot be compared between instruments without a standardized calibration protocol and is challenging to relate to actual cell count. We address this with an
Beau J Fenner et al.
Investigative ophthalmology & visual science, 54(13), 8013-8019 (2013-11-14)
To determine the reliability of single- and double-zone corneal fluorescent staining compared with five-zone analysis for the prediction of dry eye disease. Prospective study of 510 subjects with dry eye disease characterized using corneal fluorescein staining, Schirmer scores, and tear