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Acid Orange 63
Acid Orange 63 / CAS : 15792-50-4
| Appearance | Orange powder. Soluble in water, the aqueous solution is orange, and the color is slightly dark after adding hydrochloric acid or sodium hydroxide. Red in concentrated sulfuric acid, dark yellow after dilution, and the precipitation disappears; Orange in concentrated nitric acid. When dyeing, there is no change in color when encountering copper and chromium ions, and the color light becomes slightly darker when encountering iron ions. | UN | 0 |
| HS | 32041200 | DG Class | 0 |
| Synonyms | C.I. Acid Orange 63; Nylosan Printing Yellow Pr.; Acid Orange 63 (C.I.); Weak Acid Yellow Pr; 4'-[[4,5-Dihydro-3-Methyl-5-Oxo-1-(4-Sulfophenyl)-1H-Pyrazol-4-Yl]Azo]-4-[[4-[[(4-Methylphenyl)Sulfonyl]Oxy]Phenyl]Azo]-1,1'-Biphenyl-3-Sulfonic Acid Disodium Salt; Disodium 4-(4-((4-Methylphenyl)Sulphonyloxy)Phenylazo)-4-(5-Hydroxy-3-Methyl-1-(4-Sulphonatophenyl)-1H-Pyrazol-4-Ylazo)-1,1-Biphenyl-3-Sulphonate; [1,1’-Biphenyl]-3-Sulfonicacid,4’-[[4,5-Dihydro-3-Methyl-5-Oxo-1-(4-Sulfophen; Ci 22870; Acid Orange 63 (C.I. 22870); Tertracid Milling Yellow 3R; Polar Yellow R; Fenafor Yellow P; Milling Yellow R; Azo Milling Yellow R | ||
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Properties
Summary
Formula
C35H26N6Na2O10S3
Molecular Mass
832.79000
Exact Mass
832.06700
PSA
270.40000
Logp
10.51080
IUPAC
disodium;5-[4-[[3-methyl-5-oxo-1-(4-sulfonatophenyl)-4H-pyrazol-4-yl]diazenyl]phenyl]-2-[[4-(4-methylphenyl)sulfonyloxyphenyl]diazenyl]benzenesulfonate
SMILES
CC1=CC=C(C=C1)S(=O)(=O)OC2=CC=C(C=C2)N=NC3=C(C=C(C=C3)C4=CC=C(C=C4)N=NC5C(=NN(C5=O)C6=CC=C(C=C6)S(=O)(=O)O)C)S(=O)(=O)O
Attribute classification
Matter Classification
organic
Category
Dyestuffs and Pigments > Acid Dyes
Chemical and Physical Properties
Appearance
Orange powder. Soluble in water, the aqueous solution is orange, and the color is slightly dark after adding hydrochloric acid or sodium hydroxide. Red in concentrated sulfuric acid, dark yellow after dilution, and the precipitation disappears; Orange in concentrated nitric acid. When dyeing, there is no change in color when encountering copper and chromium ions, and the color light becomes slightly darker when encountering iron ions.
Export information
HS Code
32041200
Export Rebate
0%
UN No.
0
DG-Class
0
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