4-(3-Methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonic acid is an organosulfur compound and a sulfonic acid derivative. It is primarily used as an intermediate in the production of pyrazolone dyes.
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CAS 89-36-1
4-Methyl-2-nitroaniline
intermediate for dyes and pigments
4-CHLORO-2-NITROANILINE
Dye and pigment intermediate
6'-(dibutylamino)-3'-methyl-2'-(phenylamino)spiro(isobenzofuran-1(3H),9-(9H)-xanthen)-3-one
dye and pigment intermediate
O-ANISIDINE
intermediate for azo dyes synthesis
3-(3-methyl-5-oxo-4,5-dihydro-1h-pyrazol-1-yl)benzenesulfonic acid
Dye and pigment intermediate
3-Methyl-1-p-tolyl-5-pyrazolone
intermediate for dyes and pigments
Benzenesulfonic acid, 4-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)-3-methyl-
pyrazolone sulfonic acid intermediate
Pyrazolone T
pyrazolone dye intermediate
4-(3-methyl-5-oxo-4H-pyrazol-1-yl)benzenesulfonic acid
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CC1=NN(C(=O)C1)C2=CC=C(C=C2)S(=O)(=O)O