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1-(4-Sulfophenyl)-3-Methyl-5-Pyrazolone

  Post Date: Dec 26,2021
  Expiry Date: Jun 24,2022
  Detailed Description: Cas No. :89-36-1

M.W.: 254.2

Formula:C10H10N2O4S

Appearance:light yellow crystals

Purity(as dry):99% min.

Water content:2% max.

Insolubles in Acid: 0.15% max.

Application:dyes intermediates, mainly used to produce Acid Yellow 11, 12, 25, 76, 117, Acid Orange 63, Direct Orange 1, 30, 31, Direct Yellow 17 etc.

Packing:25kg net bag

  CAS Registry Number:

89-36-1

  Synonyms: ;3-Methyl-1-(4-sulfophenyl)-5-pyrazolone;4-(4,5-Dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)-benzenesulfonic acid;1-(4-Sulfophenyl)-3-methyl-5-pyrazolone;4-(3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonic acid;4-(3-methyl-5-oxo-2,5-dihydro-1H-pyrazol-1-yl)benzenesulfonic acid;4-(3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonate;1-(4′-sulfonylphenyl)-3-methyl-5-pyrazolone;SMP;1-(4-Sulphophenyl)-3-Methyl-5-Pyrazolone;
  Molecular Formula: C10H9N2O4S
  Molecular Weight: 253.255
  Molecular Structure: 89-36-1 3-Methyl-1-(4-sulfophenyl)-2-pyrazolin-5-one

  Hazard Symbols:  C:Corrosive;
  Risk Codes: R34:;
  Safety Description: S26:;
S36/37/39:;
S45:;

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