Alachlor
- Formula: C14H20ClNO2
- Molecular weight: 269.767
- IUPAC Standard InChI: InChI=1S/C14H20ClNO2/c1-4-11-7-6-8-12(5-2)14(11)16(10-18-3)13(17)9-15/h6-8H,4-5,9-10H2,1-3H3
- IUPAC Standard InChIKey: XCSGPAVHZFQHGE-UHFFFAOYSA-N
- CAS Registry Number: 15972-60-8
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Acetamide, 2-chloro-N-(2,6-diethylphenyl)-N-(methoxymethyl)-; Acetanilide, 2-chloro-2',6'-diethyl-N-(methoxymethyl)-; Alochlor; CP 50144; Lasso; Metachlor; Methachlor; Alanex; Alanox; Alatox 480; Chloressigsaeure-N-(methoxymethyl)-2,6-diaethylanilid; 2-Chloro-N-(2,6-diethyl)phenyl-N-methoxymethylacetamide; Lasso micro-tech; Lazo; Pillarzo; 2-Chloro-2',6'-diethyl-N-(methoxymethyl)acetanilide; Alazine; Alachlore; 2-chloro-N-(methoxymethyl)-N-(2,6-diethyl-phenyl)-acetamide; Lasagrin; alachlor [2-chloro-N-(methoxymethyl)-N-(2',6'-diethyl-phenyl)-acetamide]
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Gas Chromatography
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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 by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Kovats' RI, non-polar column, isothermal
| Column type | Active phase | Temperature (C) | I | Reference | Comment |
|---|---|---|---|---|---|
| Capillary | OV-1 | 190. | 1876. | Erdmann, Rochholz, et al., 1992 | |
| Capillary | OV-1 | 220. | 1897. | Erdmann, Rochholz, et al., 1992 |
Kovats' RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-1 | 1882. | Hall, Whitehead, et al., 1986 | He, 6. K/min; Column length: 15. m; Column diameter: 0.25 mm; Tstart: 100. C; Tend: 270. C |
| Capillary | DB-5 | 1918. | Hall, Whitehead, et al., 1986 | He, 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
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | HP-5 | 1893. | Tanabe, Mitobe, et al., 2000 | 30. m/0.32 mm/0.25 μm; Program: 50C(1min) => 20C/min => 150C => 10C/min => 280C(4min) |
| Capillary | DB-5MS | 1903. | Tanabe, Mitobe, et al., 1996 | 30. 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
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | SLB-5MS | 1889. | Mondello, Casilli, et al., 2007 | 30. m/0.25 mm/0.25 μm, He, 2. K/min; Tstart: 70. C; Tend: 300. C |
| Capillary | SLB-5MS | 1896. | Mondello, Casilli, et al., 2007 | 30. 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
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-5 | 1918. | Sette, da Costa, et al., 2004 | 30. m/0.25 mm/0.25 μm, He, 15. K/min; Tstart: 80. C; Tend: 290. C |
| Capillary | Durabond-5 | 1922. | Pereira, Rostad, et al., 1990 | 30. 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
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | 5 % Phenyl methyl siloxane | 1898. | Department of Food Safety and Welfare, 2006 | 30. 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) |
| Capillary | 5 % Phenyl methyl siloxane | 1899. | Department of Food Safety and Welfare, 2006 | 30. 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) |
| Capillary | HP-5 | 1893. | Kawara, Asada, et al., 2005 | 30. 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
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | Durabond-5 | 320.08 | Pereira, Rostad, et al., 1990 | 30. m/0.25 mm/0.25 μm, Helium, 50. C @ 4. min, 6. K/min; Tend: 300. C |
References
Go To: Top, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
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, Gas Chromatography, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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