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Solvent Yellow 19

Solvent Yellow 19 / CAS : 10343-55-2

Appearance Yellow powder. Insoluble in water, soluble in organic solvents such as ethanol, acetone and chloroform. It is yellow brown in concentrated sulfuric acid and light brown after dilution. Good acid and alkali resistance. High heat resistance and sun resistance. UN 0.0
HS 32041700 DG Class 0.0
Synonyms Chromium(3+),(2Z)-2-[(5-Nitro-2-Oxido-3-Sulfonatophenyl)Hydrazinylidene]-3-Oxo-N-Phenylbutanimidate; Chromium,(2-(Hydroxy-Kappao)-5-Nitro-3-(2-(2-(Oxo-Kappao)-1-((Phenylamino)Carbonyl)Propyl)Diazenyl-Kappan1)Benzenesulfonato(3-)); Solvent Yellow GR; Chromium,(2-(Hydroxy-Kappao)-5-Nitro-3-((2-(Oxo-Kappao)-1-((Phenylamino)Carbonyl)Propyl)Azo-Kappan1)Benzenesulfonato(3-)); (3-((1-(Anilinocarbonyl)-2-Oxopropyl)Azo)-2-Hydroxy-5-Nitrobenzene-1-Sulphonato(3-))Chromium; Chromium, [2-Hydroxy-5-Nitro-3-[[2-Oxo-1-[(Phenylamino)Carbonyl] Propyl]Azo]-Benzenesulfonato(3-1)]; Spirit Fast Yellow Gr; Yellow G For Aluminium.; [3-[[1-[Anilinocarbonyl]-2-Oxopropyl]Azo]-2-Hydroxy-5-Nitrobenzene-1-Sulphonato(3-)]Chromium; Fast Yellow Gr; Chromium, 2-(Hydroxy-.Kappa.O)-5-Nitro-3-2-(Oxo-.Kappa.O)-1-(Phenylamino)Carbonylpropylazo-.Kappa.N1Benzenesulfonato(3-)-; Pigment Yellow 2
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Properties

Summary

Formula
C16H11CrN4O8S
Molecular Mass
471.34200
Exact Mass
470.97000
PSA
191.77000
Logp
5.49570
IUPAC
3-[[(Z)-1-anilino-3-oxido-1-oxobut-2-en-2-yl]diazenyl]-5-nitro-2-oxidobenzenesulfonate;chromium(3+)
SMILES
CC(=C(C(=O)NC1=CC=CC=C1)N=NC2=C(C(=CC(=C2)[N+](=O)[O-])S(=O)(=O)[O-])[O-])[O-].[Cr+3]

Attribute classification

Matter Classification
organic
Category
Dyestuffs and Pigments > Solvent Dyes

Chemical and Physical Properties

Appearance
Yellow powder. Insoluble in water, soluble in organic solvents such as ethanol, acetone and chloroform. It is yellow brown in concentrated sulfuric acid and light brown after dilution. Good acid and alkali resistance. High heat resistance and sun resistance.

Export information

HS Code
32041700
Export Rebate
13%
UN No.
0.0
DG-Class
0.0

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