Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3- one,4,7-dichloro-3',6'-dihydroxy-2',4',5',7'- tetraiodo-

Product Name
Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3- one,4,7-dichloro-3',6'-dihydroxy-2',4',5',7'- tetraiodo-
CAS No.
6859-68-3
Chemical Name
Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3- one,4,7-dichloro-3',6'-dihydroxy-2',4',5',7'- tetraiodo-
Synonyms
Solvent Red 47;C.I.Solvent Red 47:C.I.45435:1;Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3- one,4,7-dichloro-3',6'-dihydroxy-2',4',5',7'- tetraiodo-
CBNumber
CB03295878
Molecular Formula
C20H6Cl2I4O5
Formula Weight
904.78252
MOL File
6859-68-3.mol
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Hazard and Precautionary Statements (GHS)

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Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3- one,4,7-dichloro-3',6'-dihydroxy-2',4',5',7'- tetraiodo- Chemical Properties,Usage,Production

Preparation

4,7 – dichloro-fluorescein with iodine in potassium (or sodium) and the presence of copper chloride tetraiodide.

Properties and Applications

blue light red. Soluble in water for cherry red, no fluorescence. In concentrated sulfuric acid for brown light yellow, dilution after brown light red precipitation. Dye aqueous solution to join sodium hydroxide have carmine soluble precipitation

Standard Light Fastness Heat-resistant(℃) water Sodium Carbonate(5%) Hydrochloric acid(5%)
Melting point Stable
ISO General Insoluble Good

Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3- one,4,7-dichloro-3',6'-dihydroxy-2',4',5',7'- tetraiodo- Preparation Products And Raw materials

Raw materials

Preparation Products

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Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3- one,4,7-dichloro-3',6'-dihydroxy-2',4',5',7'- tetraiodo- Suppliers

6859-68-3, Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3- one,4,7-dichloro-3',6'-dihydroxy-2',4',5',7'- tetraiodo-Related Search:


  • Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3- one,4,7-dichloro-3',6'-dihydroxy-2',4',5',7'- tetraiodo-
  • C.I.Solvent Red 47:C.I.45435:1
  • Solvent Red 47
  • 6859-68-3
  • C20H6Cl2I4O5