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Benzenesulfonic acid,4-[4,5-dihydro-3-methyl-5-oxo-4-(2-phenyldiazenyl)-1H-pyrazol-1-yl]-, sodiumsalt (1:1) (6359-82-6)

Identification
Name:Benzenesulfonic acid,4-[4,5-dihydro-3-methyl-5-oxo-4-(2-phenyldiazenyl)-1H-pyrazol-1-yl]-, sodiumsalt (1:1)
Synonyms:Benzenesulfonicacid, 4-[4,5-dihydro-3-methyl-5-oxo-4-(phenylazo)-1H-pyrazol-1-yl]-, sodiumsalt (9CI);Benzenesulfonic acid,p-[5-hydroxy-3-methyl-4-(phenylazo)pyrazol-1-yl]-, sodium salt (7CI);C.I. AcidYellow 11, sodium salt (8CI);Acid Brilliant Yellow G;Acid Fast Yellow G;AcidFlavine G;Acid Light Fast Yellow G;Acid LightfastYellow;Acid Yellow 11;Acid Yellow GX;Acid Yellow L;AcidYellow Lightfast;Acidine Fast Yellow 3G;Acidine Fast Yellow G;Amacid LightYellow 3G;Atul Acid Light Fast Yellow G;Belacid Fast Light Yellow 3GL;C.I.18820;C.I. Acid Yellow 11;Calcocid Fast Yellow 3G;Multicuer Yellow GX;Neklacid Fast Yellow GG;Pacid Light FastYellow G;Peeracid Fast Light Yellow 3G;Pyrazolone Yellow J;Sandal Acid FastYellow G;Silk Yellow G;Sumitomo Sun Fast Yellow 2GL;Sunfast Yellow;TriacidLight Yellow 3GL;Unitertracid Light Yellow FL;Unitertracid Yellow FL;Vondacid Light Yellow GN;Yellow 407;Yellow Lake 70;Yellow No. 407;Cetil Light Yellow G;Colacid Yellow L;Colorosacid Yellow 11;Colorosacid Yellow Light Fast;ConacidYellow AA;Curolite Yellow 2G;Curolite Yellow 3G;Curolite Yellow G;DalfLight Yellow;Dinacid Light Fast Yellow G;Dycosacid Brilliant Yellow G;Dynacid Yellow G;Egacid Yellow G;C Yellow 3;Ext D and C YellowNo. 3;External D and C Yellow Number 3;Fast Acid Yellow G;Fast Light Yellow;Fast Light Yellow G;Fast Light Yellow G 3X;Fast Yellow G;Fenalan Yellow 2G;Flavazine;Flavazine L;Hidacid Fast Yellow 3G;Hispacid Fast Yellow 3GL;Hispacid Fast Yellow FL;Japan Yellow 407;Java Light Yellow GN;Kemacid YellowG;Kiton Fast Yellow 2GC;Korostan Yellow G;Light Fast Yellow G;MultacidYellow GX;
CAS:6359-82-6
EINECS: 228-808-0
Molecular Formula: C16H13N4O4S.Na
Molecular Weight: 380.35339
InChI: InChI=1/C16H14N4O4S.Na/c1-11-15(18-17-12-5-3-2-4-6-12)16(21)20(19-11)13-7-9-14(10-8-13)25(22,23)24;/h2-10,15H,1H3,(H,22,23,24);/q;+1/p-1/b18-17+;
Molecular Structure: (C16H13N4O4S.Na) Benzenesulfonicacid, 4-[4,5-dihydro-3-methyl-5-oxo-4-(phenylazo)-1H-pyrazol-1-yl]-, sodiumsalt (9CI)...
Properties
Appearance:yellow Even Powder
Specification:

 Acid yellow 11 , its CAS NO. is 6359-82-6, the synonyms are Benzenesulfonic acid, 4-(4,5-dihydro-3-methyl-5-oxo-4-
(phenylazo)-1H-pyrazol-1-yl), sodium salt ; CI 18820 ; Sodium 4-(4,5-dihydro-3-methyl-5-oxo-4-(phenylazo)-1H-
pyrazol-1-yl)benze- nesulfonate ; Acid Brilliant Yellow G ; C.I. Acid Yellow 11, sodium salt ; EINECS 228-808-0 . 

Safety Data
Hazard Symbols C: Corrosive
 

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