D&CORANGENO.16

Product Name
D&CORANGENO.16
CAS No.
31544-98-6
Chemical Name
D&CORANGENO.16
Synonyms
C.I.45371;D&CORANGENO.16;Solvent Orange 18;D and C Orange No.16;C.I.Solvent Orange 18;C.I.Solvent Orange 18:C.I.45371;2-(4,5-Dibromo-2,7-diiodo-3-oxo-6-hydroxy-3H-xanthen-9-yl)benzoic acid;4',5'-dibromo-3',6'-dihydroxy-2',7'-diiodo-spiro[phthalan-1,9'-xanthen]-3-one;4',5'-Dibromo-3',6'-dihydroxy-2',7'-diiodospiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one;Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 4',5'-dibromo-3',6'-dihydroxy-2',7'-diiodo-
CBNumber
CB31444547
Molecular Formula
C20H8Br2I2O5
Formula Weight
741.89
MOL File
31544-98-6.mol
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D&CORANGENO.16 Property

Boiling point:
628.1±55.0 °C(Predicted)
Density 
2.73±0.1 g/cm3(Predicted)
pka
7.09±0.20(Predicted)
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Hazard and Precautionary Statements (GHS)

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D&CORANGENO.16 Chemical Properties,Usage,Production

Preparation

preparation??and?C.I. .Solvent Red 42?and similar (2,4-Dichlororesorcinol?(2 Moore) and?Phthalic anhydride?(1 Moore) with Sodium hydroxide extraction condensation, segregation out 2 ‘, 4 ‘, 5 ‘, 7 ‘- tetrachloro-fluorescein, then use hydrochloric acid acidification.

Properties and Applications

brilliant orange. Insoluble in water, slightly soluble in alcohol, soluble in 5% sodium carbonate solution. In concentrated sulfuric acid to yellow, dilution have orange precipitation; In 10% sodium hydroxide solution for pink.

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

D&CORANGENO.16 Preparation Products And Raw materials

Raw materials

Preparation Products

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D&CORANGENO.16 Suppliers

CHINA 1 Global 1
Hubei Jusheng Technology Co.,Ltd.
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18871490254
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027-59599243
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linda@hubeijusheng.com
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31544-98-6, D&CORANGENO.16Related Search:

p-[[2-methyl-4-[(o-tolyl)azo]phenyl]azo]phenol 4',5',7-Tribromo-3',6'-dihydroxy-3-oxospiro[isobenzofuran-1(3H),9'-[9H]xanthene]-2',7'-dicarboxylic acid SOLVENT ORANGE 22 ACRIDINE ORANGE Solvent Orange 14 4',5'-DINITROFLUORESCEIN AZOSOL FAST ORANGE RA SOLVENT ORANGE 23 Solvent Orange 2

  • D&CORANGENO.16
  • 4',5'-Dibromo-3',6'-dihydroxy-2',7'-diiodospiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one
  • C.I.45371
  • C.I.Solvent Orange 18
  • D and C Orange No.16
  • 2-(4,5-Dibromo-2,7-diiodo-3-oxo-6-hydroxy-3H-xanthen-9-yl)benzoic acid
  • 4',5'-dibromo-3',6'-dihydroxy-2',7'-diiodo-spiro[phthalan-1,9'-xanthen]-3-one
  • Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 4',5'-dibromo-3',6'-dihydroxy-2',7'-diiodo-
  • C.I.Solvent Orange 18:C.I.45371
  • Solvent Orange 18
  • 31544-98-6
  • C20H8Br2I2O5