Diuron

• Formula: C₉H₁₀Cl₂N₂O
• Molecular weight: 233.095
• IUPAC Standard InChI: InChI=1S/C9H10Cl2N2O/c1-13(2)9(14)12-6-3-4-7(10)8(11)5-6/h3-5H,1-2H3,(H,12,14) Copy

  
• IUPAC Standard InChIKey: XMTQQYYKAHVGBJ-UHFFFAOYSA-N Copy
• CAS Registry Number: 330-54-1
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
  The 3d structure may be viewed using Java or Javascript.
• Other names: Urea, N'-(3,4-dichlorophenyl)-N,N-dimethyl-; Urea, 3-(3,4-dichlorophenyl)-1,1-dimethyl-; Duran; DCMU; DMU; Herbatox; Karmex; Karmex Diuron Herbicide; Karmex DW; Marmer; N-(3,4-Dichlorophenyl)-N',N'-dimethylurea; N'-(3,4-Dichlorophenyl)-N,N-dimethylurea; Telvar Diuron Weed Killer; 1-(3,4-Dichlorophenyl)-3,3-dimethylurea; 1,1-Dimethyl-3-(3,4-dichlorophenyl)urea; 3-(3,4-Dichlorophenyl)-1,1-dimethylurea; Dailon; Di-On; Dichlorfenidim; Dynex; HW 920; Karamex; Vonduron; 3-(3,4-Dichloor-fenyl)-1,1-dimethylureum; 3-(3,4-Dichlor-phenyl)-1,1-dimethyl-harnstoff; 3-(3,4-Dichlorophenol)-1,1-dimethylurea; 3-(3,4-Dicloro-fenyl)-1,1-dimetil-urea; Aguron; Cekiuron; Crisuron; Diater; Direx 4L; Direx 80W; Diuron 4L; Karmex 80W; Karmex DL; Unidron; Urox D; Xarmex; DCMU 99; DP Hardener 95; Diuron Nortox; Karmex D; N,N,-Dimethyl-N'-(3,4-dichlorophenyl)urea; Lucenit; Preventol A 6
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• Information on this page:
  • Phase change data
  • References
  • Notes
• Other data available:
  • Condensed phase thermochemistry data
  • Reaction thermochemistry data
  • IR Spectrum
  • Mass spectrum (electron ionization)
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Phase change data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos

Enthalpy of sublimation

Enthalpy of fusion

References

Go To: Top, Phase change data, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Donnelly, Drewes, et al., 1990
Donnelly, J.R.; Drewes, L.A.; Johnson, R.L.; Munslow, W.D.; Knapp, K.K.; Sovocool, G.W., Purity and heat of fusion data for environmental standards as determined by differential scanning calorimetry, Thermochim. Acta, 1990, 167, 2, 155, https://doi.org/10.1016/0040-6031(90)80476-F . [all data]

Plato and Glasgow, 1969
Plato, C.; Glasgow, A.R., Jr., Differential scanning calorimetry as a general method for determining the purity and heat of fusion of high-purity organic chemicals. Application to 95 compounds, Anal. Chem., 1969, 41, 2, 330, https://doi.org/10.1021/ac60271a041 . [all data]

Pfefer, Sabbah, et al., 1997
Pfefer, G.; Sabbah, R.; Boistelle, R., Half-Crystal Energy and Enthalpy of Sublimation of Diuron: 3-(3,4-Dichlorophenyl)-1,1-dimethylurea, J Appl Cryst, 1997, 30, 5, 527-531, https://doi.org/10.1107/S0021889896014501 . [all data]

Rodante, Vecchio, et al., 2000
Rodante, F.; Vecchio, S.; Catalani, G.; Guidotti, M., Journal of Thermal Analysis and Calorimetry, 2000, 60, 2, 605-622, https://doi.org/10.1023/A:1010159424733 . [all data]

Donnelly, Drewes, et al., 1990, 2
Donnelly, J.R.; Drewes, L.A.; Johnson, R.L.; Munslow, W.D.; Knapp, K.K.; Sovocool, G.W., Purity and heat of fusion data for environmental standards as determined by differential scanning calorimetry, Thermochimica Acta, 1990, 167, 2, 155-187, https://doi.org/10.1016/0040-6031(90)80476-F . [all data]

Plato and Glasgow, 1969, 2
Plato, Candace.; Glasgow, Augustus R., Differential scanning calorimetry as a general method for determining the purity and heat of fusion of high-purity organic chemicals. Application to 95 compounds, Anal. Chem., 1969, 41, 2, 330-336, https://doi.org/10.1021/ac60271a041 . [all data]

Notes

Go To: Top, Phase change data, References

• Symbols used in this document:
  

  Tfus	Fusion (melting) point
  ΔfusH	Enthalpy of fusion
  ΔsubH	Enthalpy of sublimation
  ΔsubH°	Enthalpy of sublimation at standard conditions

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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