• Name

  2',4',5',7'-TETRABROMO-3,4,5,6-TETRACHLOROFLUORESCEIN

• EINECS
• CAS No. 2134-15-8
• Article Data1
• CAS DataBase
• Density 2.6g/cm³
• Solubility
• Melting Point
• Formula C₂₀H₄Br₄Cl₄O₅
• Boiling Point 759°Cat760mmHg
• Molecular Weight 785.677
• Flash Point 412.8°C
• Transport Information
• Appearance
• Safety Mutation data reported. When heated to decomposition it emits toxic vapors of Br⁻ and Cl⁻.
• Risk Codes
• Molecular Structure
• Hazard Symbols
• Synonyms nonachloro-2-phenoxyphenol;Phlorin,2'.4'.5'.7'-Tetrabrom-3.4.5.6-tetrachlor-fluorescein;1,2,3,4-tetrachloro-5,6-bis-hydroxymethyl-benzene;3,4,5,6-tetrachloro-1,2-bis(hydroxymethyl)benzene;3,4,5,6-tetrachloro-2-(pentachlorophenoxy)phenol;(perchloro-1,2-phenylene)dimethanol;2,4,5,7-tetrabromo-1',2',3',4'-tetrachlorofluorescein;1,2-Benzenedimethanol,3,4,5,6-tetrachloro;tetrachlorobenzene-1,2-dimethanol;3,4,5,6-tetrachloro-2-(2,3,4,5,6-pentachlorophenoxy)phenol;3',4',5',6'-tetrachloro-2,4,5,7-tetrabromofluorescein;1,2-Bis-hydroxymethyl-3,4,5,6-tetrachlor-benzol;2,3,4,5-tetrachloro-6-pentachlorophenoxy-phenol;2,3,4,5-Tetrachlor-6-pentachlorphenoxy-phenol;1,2,3,4-Tetrachlor-5,6-bis-hydroxymethyl-benzol;2-hydroxynonachlorodiphenyl ether;
• PSA 75.99000
• LogP 9.32940

Synthetic route

13245-63-1

1',2',3',4'-tetrachlorofluorescein

2134-15-8

2,4,5,7-tetrabromo-1',2',3',4'-tetrachlorofluorescein

Conditions

Conditions	Yield
With bromine; sodium carbonate In ethanol for 12h; Ambient temperature;	78%

117-08-8

tetrachlorophthalic anhydride

2134-15-8

2,4,5,7-tetrabromo-1',2',3',4'-tetrachlorofluorescein

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1: 60 percent / 2.5 h / 200 °C 2: 78 percent / Br2, 5percent aq. Na2CO3 / ethanol / 12 h / Ambient temperature View Scheme

108-46-3

recorcinol

2134-15-8

2,4,5,7-tetrabromo-1',2',3',4'-tetrachlorofluorescein

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1: 60 percent / 2.5 h / 200 °C 2: 78 percent / Br2, 5percent aq. Na2CO3 / ethanol / 12 h / Ambient temperature View Scheme

66-71-7

1,10-Phenanthroline

2134-15-8

2,4,5,7-tetrabromo-1',2',3',4'-tetrachlorofluorescein

cadmium(II)

{Cd(C12H8N2)2}(2+)*Cl4Br4C20H2O5(2-)={Cd(C12H8N2)2}Cl4Br4C20H2O5

Conditions

Conditions	Yield
In water addn. of acetate-ammonia buffer soln. (pH = 3 - 10), 1E-2 M phenanthroline soln. and 1E-2 M fluorescein soln. to aq. soln. of Cd; mixt. was transferred to separatory funnel; addn. of CHCl3; shaken 1 min; sepn. of phases; addn. of acetone to CHCl3 layer; not isolated; only in soln.; detn. by fluorescence spectroscopy;;

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66-71-7

1,10-Phenanthroline

2134-15-8

2,4,5,7-tetrabromo-1',2',3',4'-tetrachlorofluorescein

zinc(II) cation

{Zn(C12H8N2)2}(2+)*Cl4Br4C20H2O5(2-)={Zn(C12H8N2)2}Cl4Br4C20H2O5

Conditions

Conditions	Yield
In water addn. of acetate-ammonia buffer soln. (pH = 3 - 10), 1E-2 M phenanthroline soln. and 1E-2 M fluorescein soln. to aq. soln. of Zn; mixt. was transferred to separatory funnel; addn. of CHCl3; shaken 1 min; sepn. of phases; addn. of acetone to CHCl3 layer; not isolated; only in soln.; detn. by fluorescence spectroscopy;;

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SOLVENT RED 48 Chemical Properties

SOLVENT RED 48 Toxicity Data With Reference

SOLVENT RED 48 Safety Profile