Products 548-24-3

CAS 548-24-3 appears in our catalog under these names: Eosin b, 90%, Acid Red 91, Eosin B , Eosin B, pure, certified, Eosin B, pure, high purity, biological stain. Offered by: Combi-blocks, TRC, Thermo Scientific (Alfa Aesar), TCI, Thermo Scientific (Acros). Available pack sizes: 1g, 25g, 100g, 5g, 10g, 50g, 5 g, 25 g.

Eosin b, 90%
Combi-blocks
  • size: 1g, 25g, 100g, 5g
  • Variants: 4
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Acid Red 91
TRC, TCI
  • size: 10g, 1g, 5g, 25g
  • Variants: 4
from 133.10
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Eosin B
Thermo Scientific (Alfa Aesar), MedChemExpress, Fluorochem
  • size: 25g, 100g, 5 g, 25 g
  • Variants: 5
from 199.11
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Eosin B, pure, certified
Thermo Scientific (Acros)
  • size: 25g, 100g
  • Variants: 2
from 138.53
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Eosin B, pure, high purity, biological stain
Thermo Scientific (Acros)
  • size: 25g, 100g
  • Variants: 2
from 155.46
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Eosin B (C.I. 45400)
Chemat
  • size: 100g, 10g, 25g
  • Variants: 3
from 171.66
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Eosin B BS,Dye content≥85%
Ambeed
  • size: 5g, 25g
  • Variants: 2
from 175.69
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EOSIN B, CERTIFIED (C.I. 45400)
Sigma-Aldrich
  • size: 100G, 10G, 25G
  • Variants: 3
from 327.00
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Eosin B (C.I. 45400), for microscopy, 10 g, glass
Roth
  • size: 10g
  • Variants: 1
from 112.80
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Eosin B (C.I. 45400), for microscopy, 25 g, glass
Roth
  • size: 25g
  • Variants: 1
from 188.32
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Eosin B (C.I. 45400), for microscopy, 50 g, glass
Roth
  • size: 50g
  • Variants: 1
from 306.30
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Structural formula: {0} (CAS {1})

Eosin b is an organic sodium salt which is the disodium salt of eosin b diphenol. It has a role as a fluorescent dye and a histological dye. It contains an eosin b(2-).

Source: ChEBI

Identity
Molecular formulaC20H6Br2N2Na2O9
Molecular weight624.1 g/mol
IUPAC namedisodium;4',5'-dibromo-2',7'-dinitro-3-oxospiro[2-benzofuran-1,9'-xanthene]-3',6'-diolate
InChIKeyQGAYMQGSQUXCQO-UHFFFAOYSA-L
SMILESC1=CC=C2C(=C1)C(=O)OC23C4=CC(=C(C(=C4OC5=C(C(=C(C=C35)[N+](=O)[O-])[O-])Br)Br)[O-])[N+](=O)[O-].[Na+].[Na+]

Computed by PubChem (NCBI)

Synonyms: Acid Red 91, C.I. Acid Red 91, Saffrosine, EOSINE I BLUISH, Bluish, Eosine, Eosine BN, Eosin BA, Dibromodinitrofluorescein sodium, Eosine BA, Eosine BNX