4',5'-Dibromofluorescein, Thermo Scientific™

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

Melting Point

270.0°C to 273.0°C

Loss on Drying

5% max.

Infrared Spectrum

Authentic

Packaging

Glass bottle

Quantity

5 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

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

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