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Merck
CN

E8017

Sigma-Aldrich

Eosin B

Synonym(s):

Acid Red 91

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About This Item

Empirical Formula (Hill Notation):
C20H8Br2N2O9
CAS Number:
Molecular Weight:
580.09
Colour Index Number:
45400
MDL number:
UNSPSC Code:
12171500
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composition

Dye content, ≥85% Br content

mp

275 °C (dec.) (lit.)

SMILES string

OC(=O)c1ccccc1C2=C3C=C(C(=O)C(Br)=C3Oc4c(Br)c(O)c(cc24)[N+]([O-])=O)[N+]([O-])=O

InChI

1S/C20H8Br2N2O9/c21-14-16(25)11(23(29)30)5-9-13(7-3-1-2-4-8(7)20(27)28)10-6-12(24(31)32)17(26)15(22)19(10)33-18(9)14/h1-6,25H,(H,27,28)

InChI key

YDIYPOHFEIEJPE-UHFFFAOYSA-N

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Nicolas Pietrancosta et al.
Bioorganic & medicinal chemistry, 18(18), 6922-6933 (2010-08-17)
Vesicular glutamate transporters (VGLUTs) allow the loading of presynaptic glutamate vesicles and thus play a critical role in glutamatergic synaptic transmission. Rose Bengal (RB) is the most potent known VGLUT inhibitor (Ki 25 nM); therefore we designed, synthesized and tested

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