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  7. 4',5'-Dibromofluorescein, Thermo Scientific™

4',5'-Dibromofluorescein, Thermo Scientific™

Catalog No. AC202431000
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AC202431000 100 g
AC202430050 5 g
AC202430250 25 g
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Catalog No. AC202431000 Supplier Thermo Scientific Chemicals Supplier No. 202431000
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Chemical Identifiers

CAS 596-03-2
Molecular Formula C20H10Br2O5
Molecular Weight (g/mol) 490.11
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 270.0°C to 273.0°C
Loss on Drying 5% max.
Infrared Spectrum Authentic
Packaging Glass bottle
Quantity 100 g
Beilstein 19,V,6,462
Merck Index 15,3027
Solubility Information (1% in hot 0.5 N NH4OH) Clear yellow to orange
Formula Weight 490.11
Chemical Name or Material 4',5'-Dibromofluorescein

Safety and Handling

Hazard Category GHS Signal Word: Warning
Hazard Statement GHS H Statement
Causes serious eye irritation.
Causes skin irritation.
May cause respiratory irritation.
Precautionary Statement GHS P Statement
IF ON SKIN: Wash with plenty of soap and water.
IF IN EYES: Rinse cautiously with water for several minutes.
Remove contact lenses,if present and easy to do.
Continue rinsing.
IF INHALED: Remove to fresh air and kee
EINECSNumber 209-876-
SDS

RUO – Research Use Only

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