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Substance Name: 3-Methyl-1,2,5-dichloro-4-sulfophenylpyrazole-5-one
RN: 84-57-1
InChIKey: KCEIVWKDBLAQKL-UHFFFAOYSA-N

Classification Code

  • Skin / Eye Irritant

Molecular Formula

  • C10-H8-Cl2-N2-O4-S

Molecular Weight

  • 323.155
 
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Names and Synonyms

Results Name

  • 3-Methyl-1,2,5-dichloro-4-sulfophenylpyrazole-5-one

Synonyms

  • 1-(2,5-Dichloro-4-sulfophenyl)-3-methyl-5-pyrazolone
  • 2,5-Dichloro-4-(3-methyl-5-oxo-2-pyrazolin-1-yl)benzenesulfonic acid
  • 3-Methyl-1,2,5-dichloro-4-sulfophenylpyrazole-5-one
  • 3-Methyl-1-2,5-dichloro-4-sulphophenylpyrazole-5-one
  • Benzenesulfonic acid, 2,5-dichloro-4-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)-
  • Dichlorsulfofenyl-methylpyrazolon
  • Dichlorsulfofenyl-methylpyrazolon [Czech]
  • EINECS 201-541-7
  • Kyselina 2,5-dichlor-4-(3'-methyl-5'-pyrazolon-1'-yl)benzensulfonova
  • Kyselina 2,5-dichlor-4-(3'-methyl-5'-pyrazolon-1'-yl)benzensulfonova [Czech]
  • NSC 50666

Systematic Names

  • 2,5-Dichloro-4-(3-methyl-5-oxo-2-pyrazolin-1-yl)benzenesulphonic acid
  • Benzenesulfonic acid, 2,5-dichloro-4-(3-methyl-5-oxo-2-pyrazolin-1-yl)-
  • Benzenesulfonic acid, 2,5-dichloro-4-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)-

Registry Numbers

CAS Registry Number

  • 84-57-1

System Generated Number

  • 0000084571

Structure Descriptors

InChI

1S/C10H8Cl2N2O4S/c1-5-2-10(15)14(13-5)8-3-7(12)9(4-6(8)11)19(16,17)18/h3-4H,2H2,1H3,(H,16,17,18)

InChIKey

KCEIVWKDBLAQKL-UHFFFAOYSA-N

Smiles

O=C1N(N=C(C)C1)c1c(cc(S(=O)(=O)O)c(Cl)c1)Cl