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

4',5'-Dibromofluorescein, Thermo Scientific™

Product Code. 10174120
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Quantity:
5 g
25 g
100 g
This item is not returnable. View return policy
This item is not returnable. View return policy

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 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

Safety and Handling

compliance-icons
Product Identifier
  • 4',5'-Dibromofluorescein
 Signal Word
  • Warning
 Hazard Category
  • Serious eye damage/eye irritation Category 2
  • Skin corrosion/irritation Category 2
  • Specific target organ toxicity Category 3
 Hazard Statement
  • H319-Causes serious eye irritation.
  • H335-May cause respiratory irritation.
  • H315-Causes skin irritation.
 Precautionary Statement
  • P280-Wear protective gloves/protective clothing/eye protection/face protection.
  • P302+P352-IF ON SKIN: Wash with plenty of water/.
  • P304+P340-IF INHALED: Remove person to fresh air and keep comfortable for breathing.
  • P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P312-Call a POISON CENTER/doctor/if you feel unwell.

RUO – Research Use Only

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