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Dinatrium-4,5-dihydro-5-oxo-4-(phenylazo)-1-(4-sulfonatophenyl)-1H-pyrazol-3-carboxylat

disodium 4,5-dihydro-5-oxo-4-(phenylazo)-1-(4-sulphonatophenyl)-1H-pyrazole-3-carboxylate  Struktur
1934-22-1
CAS-Nr.
1934-22-1
Bezeichnung:
Dinatrium-4,5-dihydro-5-oxo-4-(phenylazo)-1-(4-sulfonatophenyl)-1H-pyrazol-3-carboxylat
Englisch Name:
disodium 4,5-dihydro-5-oxo-4-(phenylazo)-1-(4-sulphonatophenyl)-1H-pyrazole-3-carboxylate
Synonyma:
C.I.19130;C.I.Acid Yellow 27;Tartrazine Impurity 5;C.I.Acid Yellow 27:C.I.19130;Tartrazine Impurity(sodium salt);disodium 4,5-dihydro-5-oxo-4-(phenylazo)-1-(4-sulphonatophenyl)-1H-pyrazole-3-carboxylate;4,5-Dihydro-5-oxo-4-(phenylazo)-1-(4-sulfophenyl)-1H-pyrazole-3-carboxylic acid disodium salt
CBNumber:
CB4881531
Summenformel:
C16H10N4Na2O6S
Molgewicht:
432.31834
MOL-Datei:
1934-22-1.mol

Dinatrium-4,5-dihydro-5-oxo-4-(phenylazo)-1-(4-sulfonatophenyl)-1H-pyrazol-3-carboxylat Eigenschaften

Sicherheit

Dinatrium-4,5-dihydro-5-oxo-4-(phenylazo)-1-(4-sulfonatophenyl)-1H-pyrazol-3-carboxylat Chemische Eigenschaften,Einsatz,Produktion Methoden

synthetische

aniline diazo, and 5-Oxo-1-(4-sulfophenyl)-4,5-dihydro-1H-pyrazole-3-carboxylic acid coupling.

Properties and Applications

yellow. Soluble in water, ethanol, acetone yellow. The strong sulfuric acid to tan, diluted to become red, and then a tan hairy precipitation. Its water solution and strong hydrochloric acid have brown yellow light precipitation; Add sodium hydroxide have precipitation. Used for wool, silk, vinegar fine fiber dyeing and leather and paper color, also can be used as organic pigments.
Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 4 1 5 4 1 5 2-3

Dinatrium-4,5-dihydro-5-oxo-4-(phenylazo)-1-(4-sulfonatophenyl)-1H-pyrazol-3-carboxylat Upstream-Materialien And Downstream Produkte

Upstream-Materialien

Downstream Produkte


Dinatrium-4,5-dihydro-5-oxo-4-(phenylazo)-1-(4-sulfonatophenyl)-1H-pyrazol-3-carboxylat Anbieter Lieferant Produzent Hersteller Vertrieb H?ndler.

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  • disodium 4,5-dihydro-5-oxo-4-(phenylazo)-1-(4-sulphonatophenyl)-1H-pyrazole-3-carboxylate
  • 4,5-Dihydro-5-oxo-4-(phenylazo)-1-(4-sulfophenyl)-1H-pyrazole-3-carboxylic acid disodium salt
  • C.I.19130
  • C.I.Acid Yellow 27
  • Tartrazine Impurity 5
  • C.I.Acid Yellow 27:C.I.19130
  • Tartrazine Impurity(sodium salt)
  • 1934-22-1
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