1-Naphthalenesulfonic acid, 4-[[1,5-dihydro-3-methyl-1-(2-methylphenyl)-5-oxo-4H-pyrazol-4-ylidene] hydrazino]-3-hydroxy-

CAS:374924-50-2

Formula:C21H18N4O5S

1-Naphthalenesulfonic acid, 4-[[1,5-dihydro-3-methyl-1-(3-methylphenyl)-5-oxo-4H-pyrazol-4-ylidene] hydrazino]-3-hydroxy-

CAS:374924-51-3

Formula:C21H18N4O5S

1-Naphthalenesulfonic acid, 4-[[1,5-dihydro-3-methyl-1-(4-methylphenyl)-5-oxo-4H-pyrazol-4-ylidene] hydrazino]-3-hydroxy-

CAS:374924-52-4

Formula:C21H18N4O5S

Phenol, 2-methoxy-6-[(1-phenyl-1H-tetrazol-5-yl)oxy]-, 4-methylbenzenesulfonate (ester)

CAS:137669-12-6

Formula:C21H18N4O5S

Benzenesulfonic acid, 3-[(5-cyano-1-ethyl-1,6-dihydro-4-methyl-2,6-dioxo-3(2H)-pyridinylidene )hydrazino]-, phenyl ester

CAS:138772-16-4

Formula:C21H18N4O5S

2-Thiophenecarboxylic acid, 4-cyano-3-methyl-5-[[[tetrahydro-1-(3-methylphenyl)-2,4,6-trioxo-5(2H)- pyrimidinylidene]methyl]amino]-, ethyl ester

CAS:309292-50-0

Formula:C21H18N4O5S

Benzenesulfonamide, 4-[[1-(4-methylphenyl)-2-(4-nitrophenyl)-2-oxoethyl]azo]-

CAS:65438-42-8

Formula:C21H18N4O5S

Benzenesulfonamide, 4-[[1-(4-methylphenyl)-2-(3-nitrophenyl)-2-oxoethyl]azo]-

CAS:65438-55-3

Formula:C21H18N4O5S

Benzenesulfonamide, N-[[(4,6-dimethoxy-2-pyrimidinyl)amino]carbonyl]-2-(phenylethynyl)-

CAS:89392-09-6

Formula:C21H18N4O5S

3-Pyridinecarbonitrile, 1-ethyl-1,2-dihydro-6-hydroxy-4-methyl-2-oxo-5-[[3-[(phenylsulfonyl)oxy] phenyl]azo]-

CAS:84093-19-6

Formula:C21H18N4O5S