disodium 2-[[1-(2,5-dichloro-4-sulphonatophenyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl]azo]naphthalene-1-sulphonate

CAS Registry Number:

12220-64-3

Synonyms:

1-Naphthalenesulfonicacid,2-[[1-(2,5-dichloro-4-sulfophenyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl]azo]-,disodium salt (9CI);Acid Yellow 19;Acid Yellow 2GX;Aminyl Yellow E-GNL;BestAcid Yellow GL;C.I. Acid Yellow 19;Covalene Yellow RCP;Covanyl Yellow RCP;Daedo Acid Yellow C-GRL;Erio Fast Yellow G;Hispalon Yellow B-RGL;KenamideYellow GR;Mitsui Acid Fast Yellow GR;Nylosan Yellow E-GRL;Nylosan YellowE-GRL 160;Rifa Acid Fast Yellow E-GRL;Rifa Leather Yellow 3GL;SuminolLevelling Yellow NR;Triacid Fast Yellow GRL;Xylene Light Yellow R;2-((1-(2,5-Dichloro-4-sulfophenyl)-5-hydroxy-3-methyl-1H-pyrazol-4-yl)azo)-1-naphthalenesulfonic acid, disodium salt;

Molecular Formula:

C₂₀H₁₂Cl₂N₄Na₂O₇S₂

Molecular Weight:

601.34742

EINECS:

235-409-5

Melting Point:

Solubility:

50 g / L (90 °C) at water