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Acid Yellow 117
Acid Yellow 117 / CAS : 6459-70-7
| Appearance | Pale yellow powder. Soluble in water, the aqueous solution is yellow, and changes to tender yellow after adding hydrochloric acid or sodium hydroxide solution. Orange in concentrated sulfuric acid; It is yellow filiform in concentrated nitric acid. The color is dark green in case of copper ion during dyeing; The color will change slightly in case of iron and chromium ions. | UN | 0 |
| HS | 32041200 | DG Class | 0 |
| Synonyms | Weak acid Flavine G; Yellow GN; Tracid Yellow G; Weak acid Light Yellow G; Polar Yellow GN; Acid Brilliant Yellow G; Acid Yellow GN; C.I. Acid Yellow 117; Triacid Light Yellow G.; Disodium; 4-[3-Methyl-4-[[4-[[4-[[3-Methyl-5-Oxo-1-(4-Sulfonatophenyl)-4H-Pyrazol-4-Yl]Diazenyl]Phenyl]-Phenylmethyl]Phenyl]Diazenyl]-5-Oxo-4H-Pyrazol-1-Yl]Benzenesulfonate; Benzenesulfonic Acid, 4, 4'-[(Phenylmethylene)Bis[4, 1-Phenyleneazo(4, 5-Dihydro-3-Methyl-5-Oxo-1H-Pyrazole-4, 1-Diyl)]]Bis, Disodium Salt; C.1.Acid Yellow 116(24820) | ||
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RFQ
Properties
Summary
Formula
C39H30N8O8S2.2Na
Molecular Mass
848.81400
Exact Mass
848.14200
PSA
245.94000
Logp
7.58780
IUPAC
disodium;4-[3-methyl-4-[[4-[[4-[[3-methyl-5-oxo-1-(4-sulfonatophenyl)-4H-pyrazol-4-yl]diazenyl]phenyl]-phenylmethyl]phenyl]diazenyl]-5-oxo-4H-pyrazol-1-yl]benzenesulfonate
SMILES
CC1=NN(C(=O)C1N=NC2=CC=C(C=C2)C(C3=CC=CC=C3)C4=CC=C(C=C4)N=NC5C(=NN(C5=O)C6=CC=C(C=C6)S(=O)(=O)[O-])C)C7=CC=C(C=C7)S(=O)(=O)[O-].[Na+].[Na+]
Attribute classification
Matter Classification
organic
Category
Dyestuffs and Pigments > Acid Dyes
Chemical and Physical Properties
Appearance
Pale yellow powder. Soluble in water, the aqueous solution is yellow, and changes to tender yellow after adding hydrochloric acid or sodium hydroxide solution. Orange in concentrated sulfuric acid; It is yellow filiform in concentrated nitric acid. The color is dark green in case of copper ion during dyeing; The color will change slightly in case of iron and chromium ions.
Export information
HS Code
32041200
Export Rebate
0%
UN No.
0
DG-Class
0
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