Skip Navigation
ChemIDplus A TOXNET DATABASE LiteBrowseAdvanced

Substance Name: Defenuron
RN: 1007-36-9
UNII: 11YB479454
InChIKey: SQBHGDSDVWCPHN-UHFFFAOYSA-N

Classification Codes

  • Agricultural Chemical
  • Herbicide
  • Mutation Data

Molecular Formula

  • C8-H10-N2-O

Molecular Weight

  • 150.18
 
* denotes mobile formatted website

Links to Resources


Search for this InChIKey on the Web

Names and Synonyms

Name of Substance

  • Defenuron

Synonyms

  • 1-Methyl-3-phenylurea
  • 4-12-00-00734 (Beilstein Handbook Reference)
  • BRN 0742887
  • CCRIS 2709
  • Defenuron
  • N-Methyl-N'-phenylurea
  • N-Phenyl-N'-methylurea
  • NSC 10989
  • UNII-11YB479454

Systematic Names

  • IPO 4328
  • Urea, 1-methyl-3-phenyl-
  • Urea, N-methyl-N'-phenyl-
  • Urea, N-methyl-N'-phenyl- (9CI)

Registry Numbers

CAS Registry Number

  • 1007-36-9

FDA UNII

  • 11YB479454

System Generated Number

  • 0001007369

Structure Descriptors

InChI

1S/C8H10N2O/c1-9-8(11)10-7-5-3-2-4-6-7/h2-6H,1H3,(H2,9,10,11)

InChIKey

SQBHGDSDVWCPHN-UHFFFAOYSA-N

Smiles

c1(NC(NC)=O)ccccc1

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rat LD50 oral 3440mg/kg (3440mg/kg)   "Agrochemicals Handbook," with updates, Hartley, D., and H. Kidd, eds., Nottingham, Royal Soc of Chemistry, 1983-86Vol. A120, Pg. 1983,

Physical Properties

Physical Property Value Units Temp (deg C) Source
log P (octanol-water) 1.12 (none)   EXP
Water Solubility 8370 mg/L 25 EST
Vapor Pressure 5.20E-04 mm Hg 25 EST
Henry's Law Constant 4.42E-10 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 4.42E-11 cm3/molecule-sec 25 EST

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