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  7. Thermo Scientific Chemicals 4',5'-Dibromofluorescein, ca. 95% dye content

Thermo Scientific Chemicals 4',5'-Dibromofluorescein, ca. 95% dye content

Product Code. 11355159
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Quantity:
50 g
250 g
This item is not returnable. View return policy
This item is not returnable. View return policy

Description

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 596-03-2
Molecular Formula C20H10Br2O5
Molecular Weight (g/mol) 490.103
MDL Number MFCD00005042
InChI Key ZDTNHRWWURISAA-UHFFFAOYSA-N
Synonym 4',5'-dibromofluorescein, solvent red 72, eosinic acid, japan orange 201, FD&C orange no. 5, c.i. solvent red 72, 4',5'-dibromofluororescein, 4,5-dibromofluorescein, d & c orange no. 5, japan orange no. 201
PubChem CID 11689
IUPAC Name 4',5'-dibromo-3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one
SMILES C1=CC=C2C(=C1)C(=O)OC23C4=C(C(=C(C=C4)O)Br)OC5=C3C=CC(=C5Br)O

Specifications

Melting Point 270°C to 273°C
Quantity 250 g
Beilstein 57189
Merck Index 14,3022
Formula Weight 490.12
Percent Purity 95%
Chemical Name or Material 4',5'-Dibromofluorescein, ≈95% dye content

RUO – Research Use Only

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