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Substance Name: Difenoxuron [BSI:ISO]
RN: 14214-32-5
UNII: C74279E50O
InChIKey: AMVYOVYGIJXTQB-UHFFFAOYSA-N

Classification Codes

  • Agricultural Chemical
  • Herbicide

Molecular Formula

  • C16-H18-N2-O3

Molecular Weight

  • 286.3292
 
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Names and Synonyms

Name of Substance

  • Difenoxuron [BSI:ISO]

Synonyms

  • 1,1-Dimethyl-3-(4-(4-methoxyphenoxy)phenyl)urea
  • 3-(4-(4-Methoxyphenoxy)phenyl)-1,1-dimethylurea
  • 3-(p-(p-Methoxyphenoxy)phenyl)-1,1-dimethylurea (8CI)
  • BRN 5574828
  • C 3470
  • Caswell No. 551C
  • Difenoxuron
  • EINECS 238-068-0
  • EPA Pesticide Chemical Code 551400
  • Lironion
  • N-(4-(4-Methoxyphenoxy)phenyl)-N,N-dimethylurea
  • N-(4-(p-Methoxy-phenoxy)-phenyl)-N,N'-dimethylurea
  • Pinoran
  • UNII-C74279E50O

Systematic Names

  • Difenoxuron
  • Urea, 1,1-dimethyl-3-(p-(p-methoxyphenoxy)phenyl)-
  • Urea, N'-(4-(4-methoxyphenoxy)phenyl)-N,N-dimethyl-

Registry Numbers

CAS Registry Number

  • 14214-32-5

FDA UNII

  • C74279E50O

System Generated Number

  • 0014214325

Structure Descriptors

InChI

1S/C16H18N2O3/c1-18(2)16(19)17-12-4-6-14(7-5-12)21-15-10-8-13(20-3)9-11-15/h4-11H,1-3H3,(H,17,19)

InChIKey

AMVYOVYGIJXTQB-UHFFFAOYSA-N

Smiles

CN(C)C(=O)Nc1ccc(cc1)Oc2ccc(cc2)OC

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rat LC50 inhalation > 660mg/m3/6H (660mg/m3)   Pesticide Manual. Vol. 9, Pg. 278, 1991.
rat LD50 oral 1gm/kg (1000mg/kg)   "Agricultural Chemicals," Thomson, W.T., 4 vols., Fresno, CA, Thomson Publications, 1976/77 revisionVol. 2, Pg. 152, 1977.
rat LD50 skin > 2150mg/kg (2150mg/kg)   Pesticide Manual. Vol. 9, Pg. 278, 1991.

Physical Properties

Physical Property Value Units Temp (deg C) Source
log P (octanol-water) 2.54 (none)   EXP
Water Solubility 20 mg/L 20 EXP
Vapor Pressure 2.89E-08 mm Hg 25 EST
Henry's Law Constant 1.26E-12 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 6.71E-11 cm3/molecule-sec 25 EST

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