Eosin Y

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Eosin Y
IUPAC name	2-(2,4,5,7-tetrabromo-6-oxido-3-oxo-3H-xanthen-9-yl)benzoate [in its deprotonated form]
Identifiers
CAS number	[17372-87-1]
PubChem	27020
MeSH	Eosine+Yellowish-(YS)
SMILES	C1=CC=C2C(=C1)C(=O)OC23C4=CC(=C(C(=C4OC5=C(C(=C(C=C35)Br)O)Br)Br)O)Br
Properties
Molecular formula	C20H8Br4O5
Molar mass	647.89052
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) Infobox references

Eosin Y is a form of eosin.

v • d • e Stains Iron/Hemosiderin Prussian blue Lipids Sudan stain (Sudan II, Sudan III, Sudan IV, Oil Red O, Sudan Black B) Carbohydrates Periodic acid-Schiff stain Amyloid Congo red Bacteria Gram staining (Methyl violet/Gentian violet, Safranin) · Ziehl-Neelsen stain/acid-fast (Carbol fuchsin/Fuchsine, Methylene blue) · Auramine-rhodamine stain (Auramine O, Rhodamine B) Connective tissue trichrome stain: Masson's trichrome stain/Lillie's trichrome (Light Green SF yellowish, Biebrich scarlet, Phosphomolybdic acid, Fast Green FCF) Van Gieson's stain Other H&E stain (Haematoxylin, Eosin Y) · Silver stain (Gomori methenamine silver stain) · Methyl blue · Wright's stain · Giemsa stain · Gomori trichrome stain

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