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Substance Name: Sulfometuron-methyl [ISO]
RN: 74222-97-2

Molecular Formula

  • C15-H16-N4-O5-S

Molecular Weight

  • 364.38

Classification Codes

Classification Codes

  • Agricultural Chemical
  • Enzyme Inhibitors
  • Herbicide
  • Herbicides
  • Pesticides
  • Skin / Eye Irritant

Superlist Classification Code

  • TWA 5 mg/m3; Not classifiable as a human carcinogen
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Names and Synonyms

Results Name

  • Sulfometuron-methyl [ISO]

Name of Substance

  • Sulfometuron methyl
  • Sulfometuron-methyl
  • Sulfometuron-methyl [ISO]


  • 5-25-10-00233 (Beilstein Handbook Reference)
  • Aa 5648
  • BRN 0965602
  • Caswell No. 561D
  • DPX 5648
  • DPX-T5648
  • EINECS 277-780-6
  • EPA Pesticide Chemical Code 122001
  • HSDB 7732
  • Methyl-2-((((4,6-dimethyl-2-pyrimidinyl)amino)carbonyl)sulfonyl)benzoate (9CI)
  • OUST
  • Sulfometuron methyl

Systematic Names

  • Benzoic acid, 2-(((((4,6-dimethyl-2-pyrimidinyl)amino)carbonyl)amino)sulfonyl)-, methyl ester
  • Benzoic acid, o-((3-(4,6-dimethyl-2-pyrimidinyl)ureido)sulfonyl)-, methyl ester
  • Methyl 2-(((((4,6-dimethyl-2-pyrimidinyl)amino)carbonyl)amino)sulphonyl)benzoate

Superlist Names

  • Methyl-2-(((((4,6-dimethyl-2-pyrimidinyl)amino)carbonyl)amino)sulfonyl)benzoate
  • Sulfometuron methyl

Registry Numbers

CAS Registry Number

  • 74222-97-2


  • JLY5D60J1A

Other Registry Number

  • 78794-09-9

System Generated Number

  • 0074222972

Structure Descriptors








Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
duck LD50 oral > 5gm/kg (5000mg/kg)   Pesticide Manual. Vol. 9, Pg. 774, 1991.
rabbit LD50 skin > 2gm/kg (2000mg/kg)   E.I. Dupont de Nemours and Company, Technical Sheet. Vol. AG-361,
rat LC50 inhalation > 5gm/m3/4H (5000mg/m3)   E.I. Dupont de Nemours and Company, Technical Sheet. Vol. AG-361,
rat LD50 oral > 5gm/kg (5000mg/kg)   E.I. Dupont de Nemours and Company, Technical Sheet. Vol. AG-361,

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 204 deg C   EXP
pKa Dissociation Constant 5.2 (none)   EXP
log P (octanol-water) 1.2 (none)   EXP
Water Solubility 244 mg/L 25 EXP
Henry's Law Constant 3.72E-13 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 3.59E-11 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.