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SOLVENT RED 48
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Name

SOLVENT RED 48

 EINECS N/A
CAS No. 2134-15-8 Density 2.6g/cm3
PSA 75.99000 LogP 9.32940
Solubility N/A Melting Point N/A
Formula C20H4Br4Cl4O5 Boiling Point 759°Cat760mmHg
Molecular Weight 785.677 Flash Point 412.8°C
Transport Information N/A Appearance N/A
Safety Mutation data reported. When heated to decomposition it emits toxic vapors of Br− and Cl−. Risk Codes N/A
Molecular Structure Molecular Structure of 2134-15-8 (2',4',5',7'-TETRABROMO-3,4,5,6-TETRACHLOROFLUORESCEIN) Hazard Symbols N/A
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;

Article Data 1

SOLVENT RED 48 Synthetic route

13245-63-1

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

2134-15-8

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

Conditions
ConditionsYield
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
ConditionsYield
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
ConditionsYield
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
ConditionsYield
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;;
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
ConditionsYield
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;;

SOLVENT RED 48 Chemical Properties

IUPAC Name:(2E,4E)-Hexa-2,4-dienal2',4',5',7'-tetrabromo-4,5,6,7-tetrachloro-3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one
Synonyms: 2,3,4,5-Tetrachloro-6-(2,4,5,7-tetrabromo-6-hydroxy-3-oxo-3H-xanthen-9-yl)-Benzoicacid ; 2’,4’,5’,7’-Tetrabromo-4,5,6,7-tetrachloro-fluorescei ; Acidphloxineb ; Acidphloxinepb ; Benzoicacid,2,3,4,5-tetrachloro-6,2,4,5,7-tetrabromo-6-hydroxy-3-oxo-3h-xa ; Benzoicacid,2,3,4,5-tetrachloro-6-(2,4,5,7-tetrabromo-6-hydroxy-3-oxo-3h-xant ; C.I.45410:1 ; C.I.45410a
CAS: 2134-15-8
Molecular Formula of Solvent red 48 (CAS NO. 2134-15-8) : C20H4Br4Cl4O5
Molecular Weight of Solvent red 48 (CAS NO. 2134-15-8) : 785.67
Molecular Struture of  Solvent red 48 (CAS NO. 2134-15-8) :
Product Categories: Organics
Mol File: 2134-15-8.mol
Index of Refraction: 1.88
Surface Tension: 117.3 dyne/cm
Density: 2.6 g/cm3
Flash Point: 412.8 °C
Enthalpy of Vaporization: 114.45 kJ/mol
Boiling Point: 759 °C at 760 mmHg
Vapour Pressure: 7.57E-24 mmHg at 25°C

SOLVENT RED 48 Toxicity Data With Reference

1.    

dnr-bcs 2 mg/disc

     TRENAF    Kenkyu Nenpo-Tokyo-toritsu Eisei Kenkyusho. Annual Report of Tokyo Metropolitan Research Laboratory of Public Health. 27 (1976),153.

SOLVENT RED 48 Safety Profile

Mutation data reported. When heated to decomposition it emits toxic vapors of Br− and Cl−.

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