Alachlor

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Phase change data

Go To: Top, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, References, Notes

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

Quantity Value Units Method Reference Comment
Tfus316.71KN/ADonnelly, Drewes, et al., 1990Uncertainty assigned by TRC = 0.2 K; TRC
Tfus315.KN/APlato, 1972Uncertainty assigned by TRC = 0.2 K; TRC

Enthalpy of vaporization

ΔvapH (kJ/mol) Temperature (K) Method Reference Comment
85. ± 1.436.TGAVecchio, 2007AC

Enthalpy of fusion

ΔfusH (kJ/mol) Temperature (K) Method Reference Comment
26.7317.7DSCSbirrazzuoli, Vecchio, et al., 2004AC
25.31315.9DSCDonnelly, Drewes, et al., 1990, 2AC

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


IR Spectrum

Go To: Top, Phase change data, Mass spectrum (electron ionization), Gas Chromatography, References, Notes

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

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Gas Phase Spectrum

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IR spectrum
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Notice: Concentration information is not available for this spectrum and, therefore, molar absorptivity values cannot be derived.

Additional Data

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Owner NIST Standard Reference Data Program
Collection (C) 2018 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin NIST Mass Spectrometry Data Center
State gas
Instrument HP-GC/MS/IRD

This IR spectrum is from the NIST/EPA Gas-Phase Infrared Database .


Mass spectrum (electron ionization)

Go To: Top, Phase change data, IR Spectrum, Gas Chromatography, References, Notes

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

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Spectrum

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Mass spectrum
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Additional Data

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Due to licensing restrictions, this spectrum cannot be downloaded.

Owner NIST Mass Spectrometry Data Center
Collection (C) 2014 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin MASS SPECTROMETRY CENTER, UNIV. OF UTAH EPA-PTSEL 4160
NIST MS number 52726

All mass spectra in this site (plus many more) are available from the NIST/EPA/NIH Mass Spectral Library. Please see the following for information about the library and its accompanying search program.


Gas Chromatography

Go To: Top, Phase change data, IR Spectrum, Mass spectrum (electron ionization), References, Notes

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

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Kovats' RI, non-polar column, isothermal

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Column type Active phase Temperature (C) I Reference Comment
CapillaryOV-1190.1876.Erdmann, Rochholz, et al., 1992 
CapillaryOV-1220.1897.Erdmann, Rochholz, et al., 1992 

Kovats' RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryDB-11882.Hall, Whitehead, et al., 1986He, 6. K/min; Column length: 15. m; Column diameter: 0.25 mm; Tstart: 100. C; Tend: 270. C
CapillaryDB-51918.Hall, Whitehead, et al., 1986He, 6. K/min; Column length: 15. m; Column diameter: 0.25 mm; Tstart: 100. C; Tend: 270. C

Kovats' RI, non-polar column, custom temperature program

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Column type Active phase I Reference Comment
CapillaryHP-51893.Tanabe, Mitobe, et al., 200030. m/0.32 mm/0.25 μm; Program: 50C(1min) => 20C/min => 150C => 10C/min => 280C(4min)
CapillaryDB-5MS1903.Tanabe, Mitobe, et al., 199630. m/0.32 mm/0.25 μm; Program: 50 C(1min)->20C/min->200C->10C/min->280C (1.5min)

Van Den Dool and Kratz RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillarySLB-5MS1889.Mondello, Casilli, et al., 200730. m/0.25 mm/0.25 μm, He, 2. K/min; Tstart: 70. C; Tend: 300. C
CapillarySLB-5MS1896.Mondello, Casilli, et al., 200730. m/0.25 mm/0.25 μm, He, 2. K/min; Tstart: 70. C; Tend: 300. C

Normal alkane RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryDB-51918.Sette, da Costa, et al., 200430. m/0.25 mm/0.25 μm, He, 15. K/min; Tstart: 80. C; Tend: 290. C
CapillaryDurabond-51922.Pereira, Rostad, et al., 199030. m/0.25 mm/0.25 μm, Helium, 50. C @ 4. min, 6. K/min; Tend: 300. C

Normal alkane RI, non-polar column, custom temperature program

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Column type Active phase I Reference Comment
Capillary5 % Phenyl methyl siloxane1898.Department of Food Safety and Welfare, 200630. m/0.25 mm/0.25 μm, Helium; Program: 50 0C(1 min) 25 0C/min -> 125 0C 10 0C/min -> 300 0C (10 min)
Capillary5 % Phenyl methyl siloxane1899.Department of Food Safety and Welfare, 200630. m/0.25 mm/0.25 μm, Helium; Program: 50 0C(1 min) 25 0C/min -> 125 0C 10 0C/min -> 300 0C (10 min)
CapillaryHP-51893.Kawara, Asada, et al., 200530. m/0.25 mm/0.25 μm; Program: 50 0C (1 min) 20 0C/min -> 150 0C 10 0C/min -> 280 0C

Lee's RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryDurabond-5320.08Pereira, Rostad, et al., 199030. m/0.25 mm/0.25 μm, Helium, 50. C @ 4. min, 6. K/min; Tend: 300. C

References

Go To: Top, Phase change data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, 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, 1972
Plato, C., DSC as a general method for determining purity and heat of fusion of high-purity organic chemicals, Anal. Chem., 1972, 44, 1531. [all data]

Vecchio, 2007
Vecchio, S., Contribution of thermal analysis to the description of transport phenomena of pesticides, J Therm Anal Calorim, 2007, 87, 1, 79-83, https://doi.org/10.1007/s10973-006-7826-5 . [all data]

Sbirrazzuoli, Vecchio, et al., 2004
Sbirrazzuoli, Nicolas; Vecchio, Stefano; Catalani, Alessia, Isoconversional kinetic study of alachlor and metolachlor vaporization by thermal analysis, Int. J. Chem. Kinet., 2004, 37, 2, 74-80, https://doi.org/10.1002/kin.20054 . [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]

Erdmann, Rochholz, et al., 1992
Erdmann, F.; Rochholz, G.; Schütz, H., Retention-indices on OV-1 of approximately 170 commonly used pesticides, Mikrochim. Acta, 1992, 106, 3-6, 219-226, https://doi.org/10.1007/BF01242093 . [all data]

Hall, Whitehead, et al., 1986
Hall, G.L.; Whitehead, W.E.; Mourer, C.R.; Shibamoto, T., A new gas chromatographic retention index for pesticides and related compounds, J. Hi. Res. Chromatogr. Chromatogr. Comm., 1986, 9, 5, 266-271, https://doi.org/10.1002/jhrc.1240090503 . [all data]

Tanabe, Mitobe, et al., 2000
Tanabe, A.; Mitobe, H.; Kawata, K.; Sakai, M.; Yasuhara, A., New monitoring system for ninety pesticides and related compounds in river water by solid-phase extraction with determination by gas chromatography/mass spectrometry, J. AOAC Int., 2000, 83, 1, 61-77. [all data]

Tanabe, Mitobe, et al., 1996
Tanabe, A.; Mitobe, H.; Kawata, K.; Sakai, M., Monitoring of herbicides in river water by gas chromatography-mass spectrometry and solid-phase extraction, J. Chromatogr. A, 1996, 754, 1-2, 159-168, https://doi.org/10.1016/S0021-9673(96)00221-X . [all data]

Mondello, Casilli, et al., 2007
Mondello, L.; Casilli, A.; Tranchida, P.Q.; Presti, M.L.; Dugo, P.; Dugo, G., Comprehensive gas chromatography coupled to mass spectrometry for the separation of pesticides in a very complex matrix, Anal. Bioanal. Chem., 2007, 389, 6, 1755-1763, https://doi.org/10.1007/s00216-007-1412-y . [all data]

Sette, da Costa, et al., 2004
Sette, L.D.; da Costa, L.A.M.A.; Marsaioli, A.J.; Manfio, G.P., Biodegradation of alachlor by soil streptomycetes, Appl. Microbiol. Biotechnol., 2004, 64, 5, 712-717, https://doi.org/10.1007/s00253-003-1494-1 . [all data]

Pereira, Rostad, et al., 1990
Pereira, W.E.; Rostad, C.E.; Leiker, T.J., Determination of trace levels of herbicides and their degradation products in surface and ground waters by gas chromatography/ion trap mass spectrometry, Anal. Chim. Acta, 1990, 228, 69-75, https://doi.org/10.1016/S0003-2670(00)80480-8 . [all data]

Department of Food Safety and Welfare, 2006
Department of Food Safety, Ministry of Health; Welfare, Analytical methods for residual compositional substances of agricultural chemicals, feed aadditives, and veterinary drugs in foods, 2006, retrieved from http://www.mhlw.go.jp/english/topics/foodsafety/positivelist060228/de/060526-1a.pdf. [all data]

Kawara, Asada, et al., 2005
Kawara, K.; Asada, T.; Oikawa, K.; Tanabe, A., Multiresidue determination of pesticides in sediments by ultrasonically assisted extraction and gas chromatography/mass spectrometry, J. AOAC International, 2005, 88, 5, 1440-1451. [all data]


Notes

Go To: Top, Phase change data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, References