1-Naphthalenesulfonicacid,2-[2-[1-(2-chloro-5-sulfophenyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl]diazenyl]-,sodium salt (1:2)

1-Naphthalenesulfonicacid,2-[2-[1-(2-chloro-5-sulfophenyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl]diazenyl]-,sodium salt (1:2)

6359-95-1

228-815-9

C₂₀H₁₃ClN₄Na₂O₇S₂

c.i.acid yellow 200 ; disodium 2-[[1-(2-chloro-5-sulphonatophenyl)-4,5-dihydro-3-methyl-5-oxo-1h-pyrazol-4-yl]azo]naphthalene-1-sulphonate ; 2-[[1-(2-chloro-5-sulfophenyl)-4,5-dihydro-3-methyl-5-oxo-1h-pyrazol-4-yl]azo]-1-naphthalenesulfonic acid disodium salt ; acid yellow 200 ; c.i.18930 ; acid yellow 200 (c.i. 18930) ; 1-naphthalenesulfonic acid, 2-[[1-(2-chloro-5-sulfophenyl) -4,5-dihydro-3-methyl-5-oxo-1h-pyrazol-4-yl]azo ]-, disodium salt