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disodium 2-(4,5-dibromo-6-oxido-3-oxoxanthen-9-yl)benzoate

Product Name
disodium 2-(4,5-dibromo-6-oxido-3-oxoxanthen-9-yl)benzoate
CAS No.
4372-02-5
Chemical Name
disodium 2-(4,5-dibromo-6-oxido-3-oxoxanthen-9-yl)benzoate
Synonyms
C.I.Acid Orange 11;D and C Orange No.6;Acid Orange 11（CI 45370:1）;C.I.Acid Orange 11:C.I.45370;DIBROMO FLUORESCEIN DISODIUM SALT;4',5'-Dibromofluorescein disodium;Fluorescein, 4',5'-dibromo-, disodium salt;disodium 2-(4,5-dibromo-6-oxido-3-oxoxanthen-9-yl)benzoate;Sodium 4',5'-dibromo-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-3',6'-bis(olate)
CBNumber
CB9912955
Molecular Formula
C20H8Br2Na2O5
Formula Weight
534.06206
MOL File
4372-02-5.mol
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disodium 2-(4,5-dibromo-6-oxido-3-oxoxanthen-9-yl)benzoate Property

Melting point:
280-290 °C (decomp)
LogP
4.883 (est)
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Hazard and Precautionary Statements (GHS)

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disodium 2-(4,5-dibromo-6-oxido-3-oxoxanthen-9-yl)benzoate Chemical Properties,Usage,Production

Preparation

fluorescent element (C.I.Acid Yellow 73, C.I. 45350) in sodium hydroxide solution 2 brominated, and then, with sodium salting out.

Properties and Applications

red light orange. Soluble in water for orange, with weak fluorescence, soluble in ethanol for orange, with greenish fluorescence, soluble in acetone for pink, with yellow fluorescence, soluble in chaff and four hydrogen furfuryl alcohol. The strong sulfuric acid for titian, diluted into yellow brown, and orange precipitation. In aqueous solution for countries to join sodium hydroxide red. In glycerin and liquid paraffin in good dispersion.

Standard( Silk ) Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 1 2

disodium 2-(4,5-dibromo-6-oxido-3-oxoxanthen-9-yl)benzoate Preparation Products And Raw materials

Raw materials

Preparation Products

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disodium 2-(4,5-dibromo-6-oxido-3-oxoxanthen-9-yl)benzoate Suppliers

China 6 India 1 Global 7

4372-02-5, disodium 2-(4,5-dibromo-6-oxido-3-oxoxanthen-9-yl)benzoateRelated Search:

Acid Orange 125 diammonium 7-hydroxy-8-(phenylazo)naphthalene-1,3-disulphonate Acid Orange 116 Acid Orange 128 Acid Orange 10 CROCEIN ORANGE G C.I. Acid Orange 100 Acid Orange 134 Acid Orange 127 4',5'-DIBROMOFLUORESCEIN

  • disodium 2-(4,5-dibromo-6-oxido-3-oxoxanthen-9-yl)benzoate
  • 4',5'-Dibromofluorescein disodium
  • C.I.Acid Orange 11
  • D and C Orange No.6
  • Fluorescein, 4',5'-dibromo-, disodium salt
  • C.I.Acid Orange 11:C.I.45370
  • DIBROMO FLUORESCEIN DISODIUM SALT
  • Acid Orange 11（CI 45370:1）
  • Sodium 4',5'-dibromo-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-3',6'-bis(olate)
  • 4372-02-5