| Identification | Back Directory | [Name]
ROSE BENGAL | [CAS]
632-68-8 | [Synonyms]
AKA232
C.I.4544
ROSE BENGAL
CIACIDRED94
ROSEBENGALEB
FD&CREDNO105
BENGAL RED B
Rose Bengal K
C.I.Acidred094
ROSE BENGALE DY
Aizen Rose Bengal
C.I.Acid Red 94:C.I.45440
Rose Bengal dipotassium salt
ROSE BENGAL DYE CONTENT: ABOUT 90%
4’,5’,7’-tetraiodo-droxy-2dipotassiumsalt
disodium(3-oxo-6-oxido-2,4,5,7-tetraiodo-3h-xanthen-9-yl)-3,4,5,6-tetrachlorobenzoate
4,5,6,7-Tetrachloro-3',6'-bis(potassiooxy)-2',4',5',7'-tetraiodospiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one
Spiroisobenzofuran-1(3H),9-9Hxanthen-3-one, 4,5,6,7-tetrachloro-3,6-dihydroxy-2,4,5,7-tetraiodo-, dipotassium salt | [EINECS(EC#)]
211-182-8 | [Molecular Formula]
C20H5Cl4I4KO5 | [MDL Number]
MFCD00068422 | [MOL File]
632-68-8.mol | [Molecular Weight]
1013.77 |
| Chemical Properties | Back Directory | [form ]
Powder | [color ]
Dark red to rust | [EPA Substance Registry System]
Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 4,5,6,7-tetrachloro-3',6'-dihydroxy-2',4',5',7'-tetraiodo-, dipotassium salt (632-68-8) |
| Hazard Information | Back Directory | [Preparation]
Resorcinol and 4,5,6,7-Tetrachloroisobenzofuran-1,3-dione condensation, The resulting 2-(1,2,7,8-Tetrachloro-3,6-dihydroxy-9H-xanthen-9-yl)benzoic acid?tetraiodide, potassium or sodium salt is then transformed into. | [Properties and Applications]
bright blue light pink. Soluble in water for blu-ray red, no fluorescence. The strong sulfuric acid for brown, after diluted pink precipitation.
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Standard
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Light Fastness
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Soaping
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Persperation Fastness
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Oxygen bleaching
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Fastness to seawater
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Fading
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Stain
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Fading
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Stain
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Fading
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Stain
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ISO
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1
|
4
|
|
4
|
1
|
|
5
|
|
|
AATCC
|
1
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4
|
|
4
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|
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3-4
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