Products 596-03-2

CAS 596-03-2 appears in our catalog under these names: 4',5'-Dibromofluorescein, 95%, 4',5'-Dibromofluorescein (technical), 4',5'–Dibromofluorescein, 4',5'-Dibromofluorescein, ca. 95% dye content , 4′,5′-Dibromofluorescein (C.I. 45370:1). Offered by: Combi-blocks, Dr. Ehrenstorfer, GLPBio, Thermo Scientific (Alfa Aesar), Chemat. Available pack sizes: 100g, 500g, 1kg, 5g, 25g, 100mg, 50g, 250g.

4',5'-Dibromofluorescein, 95%
Combi-blocks
  • size: 100g, 500g, 1kg, 5g
  • Variants: 5
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4',5'-Dibromofluorescein (technical)
Dr. Ehrenstorfer
  • size: 100mg
  • Variants: 1
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4',5'–Dibromofluorescein
GLPBio
  • size: 100g, 25g
  • Variants: 2
from 512.79
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4',5'-Dibromofluorescein, ca. 95% dye content
Thermo Scientific (Alfa Aesar)
  • size: 50g, 250g
  • Variants: 2
from 156.35
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4′,5′-Dibromofluorescein (C.I. 45370:1)
Chemat
  • size: 5g
  • Variants: 1
from 136.69
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Dibromofluorescein (contains Mono-, Tri- and Tetra-)
TCI
  • size: 5g
  • Variants: 1
from 98.68
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4',5'-Dibromofluorescein
Thermo Scientific (Acros)
  • size: 5g, 25g, 100g
  • Variants: 3
from 76.62
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4',5'-Dibromofluorescein, 95.0%
MedChemExpress
  • size: 100 mg, 10mM/1mL, 250 mg
  • Variants: 3
from 551.89
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Structural formula: {0} (CAS {1})

4',5'-dibromo-3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one (CAS 596-03-2) is a chemical compound with the molecular formula C20H10Br2O5 and a molecular weight of 490.1 g/mol. IUPAC name: 4',5'-dibromo-3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one. InChIKey: ZDTNHRWWURISAA-UHFFFAOYSA-N.

Identity
Molecular formulaC20H10Br2O5
Molecular weight490.1 g/mol
IUPAC name4',5'-dibromo-3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one
InChIKeyZDTNHRWWURISAA-UHFFFAOYSA-N
SMILESC1=CC=C2C(=C1)C(=O)OC23C4=C(C(=C(C=C4)O)Br)OC5=C3C=CC(=C5Br)O

Computed by PubChem (NCBI)

Synonyms: 4',5'-Dibromofluorescein, Eosinic acid, Japan Orange 201, D&C Orange No. 5, 4',5'-Dibromofluororescein, D & C Orange no. 5, Japan Orange No. 201, 4',5'-Dibromo-3',6'-dihydroxyspiro(isobenzofuran-1(3H),9'-(9H)xanthene)-3-one, 5-19-06-00462 (Beilstein Handbook Reference), orange 5
Isomers (same molecular formula)
5,6-dibromo-3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one C20H10Br2O5