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Merck

45690

Sigma-Aldrich

Erythrosin extra bluish

for microscopy (Bact., Hist.), adsorption and fluorescent indicator

Sinónimos:

2′,4′,5′,7′-Tetraiodofluorescein disodium salt, Acid Red 51, Iodoeosin

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About This Item

Fórmula empírica (notación de Hill):
C20H6I4Na2O5
Número de CAS:
Peso molecular:
879.86
Colour Index Number:
45430
Beilstein/REAXYS Number:
1443945
EC Number:
MDL number:
UNSPSC Code:
12171500
PubChem Substance ID:
NACRES:
NA.47

grade

adsorption and fluorescent indicator
for microscopy (Bact., Hist.)

form

solid

technique(s)

titration: suitable

SMILES string

[Na+].[Na+].[O-]c1c(I)cc2c(Oc3c(I)c([O-])c(I)cc3C24OC(=O)c5ccccc45)c1I

InChI

1S/C20H8I4O5.2Na/c21-11-5-9-17(13(23)15(11)25)28-18-10(6-12(22)16(26)14(18)24)20(9)8-4-2-1-3-7(8)19(27)29-20;;/h1-6,25-26H;;/q;2*+1/p-2

InChI key

RAGZEDHHTPQLAI-UHFFFAOYSA-L

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General description

Erythrosin extra bluish is a brown color powder, that is soluble in ethanol and water. Its pH ranges from 2.5 to 4. It is used in color filters, light emitting diodes, cosmetics, hair dyes etc. It has several biological applications like detecting gene expression, treating age related macular degeneration, diabetes, obesity etc.

pictograms

Exclamation markEnvironment

signalword

Warning

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Chronic 2

Storage Class

11 - Combustible Solids

wgk_germany

WGK 1

flash_point_f

359.6 °F - closed cup

flash_point_c

182 °C - closed cup

ppe

dust mask type N95 (US), Eyeshields, Gloves


Certificados de análisis (COA)

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