2-[2-[1-(2,5-Dichloro-4-Sulfophenyl)-4,5-Dihydro-3-Methyl-5-Oxo-1H-Pyrazol-4-Yl]Diazenyl]-1-Naphthalenesulfonicacid Sodium Salt (1:2)
[CAS# 12220-64-3]

Identification

• Classification: Dyes and pigments >> Dyes >> Acid dyestuff
• Name: 2-[2-[1-(2,5-Dichloro-4-Sulfophenyl)-4,5-Dihydro-3-Methyl-5-Oxo-1H-Pyrazol-4-Yl]Diazenyl]-1-Naphthalenesulfonicacid Sodium Salt (1:2)
• Synonyms: Disodium 2-[[1-(2,5-Dichloro-4-Sulfonato-Phenyl)-3-Methyl-5-Oxo-4H-Pyrazol-4-Yl]Azo]Naphthalene-1-Sulfonate; Disodium 2-[[1-(2,5-Dichloro-4-Sulfonatophenyl)-3-Methyl-5-Oxo-4H-Pyrazol-4-Yl]Azo]-1-Naphthalenesulfonate; Disodium 2-[[1-(2,5-Dichloro-4-Sulfonato-Phenyl)-5-Keto-3-Methyl-4H-Pyrazol-4-Yl]Azo]Naphthalene-1-Sulfonate
• Molecular Formula: C₂₀H₁₂Cl₂N₄Na₂O₇S₂
• Molecular Weight: 601.34
• CAS Registry Number: 12220-64-3
• EINECS: 235-409-5
• SMILES: C1=C(Cl)C(=CC(=C1N4N=C(C(N=NC2=C([S]([O-])(=O)=O)C3=C(C=C2)C=CC=C3)C4=O)C)Cl)[S]([O-])(=O)=O.[Na+].[Na+]
• InChI: 1S/C20H14Cl2N4O7S2.2Na/c1-10-18(20(27)26(25-10)16-8-14(22)17(9-13(16)21)34(28,29)30)24-23-15-7-6-11-4-2-3-5-12(11)19(15)35(31,32)33;;/h2-9,18H,1H3,(H,28,29,30)(H,31,32,33);;/q;2*+1/p-2
• InChIKey: KRVDIUOUSKADMQ-UHFFFAOYSA-L