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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 106959Generated: November 3, 2026

Benzenesulfonamide, 3-[2-(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)diazenyl]-4-hydroxy-

4-Hydroxy-3-(3-methyl-5-oxo-1-phenyl-2-pyrazolin-4-ylazo)benzenesulfonamide · 3-[(4,5-Dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-4-hydroxybenzenesulfonamide · 3-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-4-hydroxybenzenesulphonamide · Benzenesulfonamide, 3-[2-(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)diazenyl]-4-hydroxy-

https://huagongshe.com/en/chemical/106959

Benzenesulfonamide, 3-[2-(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)diazenyl]-4-hydroxy- molecular structure

Identifiers & Physical Properties

CAS No.5264-47-1
Molecular formulaC16H15N5O4S
Average molar mass373.4 g/mol
Monoisotopic mass373.08447515 g/mol
SMILESCC1=NN(c2ccccc2)C(=O)C1N=Nc1cc(S(N)(=O)=O)ccc1O
InChIKeyNHWBSZWMFRVBEV-UHFFFAOYSA-N
PubChem CID106959
EC No.226-078-8
DTXSIDDTXSID20884142

Chemical & Physical Properties

XLogP1.5
Topological polar surface area146
Hydrogen bond donors2
Hydrogen bond acceptors8
Rotatable bonds4
Heavy atoms26
Formal charge0
Complexity696
Boiling point667.1±65.0 °C(Predicted)
Density1.55±0.1 g/cm3(Predicted)
pKa (acidity coefficient)6.72±0.50(Predicted)
EPA Substance Registry SystemBenzenesulfonamide, 3-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-4-hydroxy- (5264-47-1)
TSCA inventory statusTSCA listed

Safety & Regulations

TSCA inventory statusTSCA listed