Dimethoate
- Formula: C5H12NO3PS2
- Molecular weight: 229.257
- IUPAC Standard InChI: InChI=1S/C5H12NO3PS2/c1-6-5(7)4-12-10(11,8-2)9-3/h4H2,1-3H3,(H,6,7)
- IUPAC Standard InChIKey: MCWXGJITAZMZEV-UHFFFAOYSA-N
- CAS Registry Number: 60-51-5
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Phosphorodithioic acid, O,O-dimethyl S-[2-(methylamino)-2-oxoethyl] ester; Phosphorodithioic acid, O,O-dimethyl ester, S-ester with 2-mercapto-N-methylacetamide; American Cyanamid 12880; BI 58; Cygon; Cygon Insecticide; Cygon 4E; CL 12880; Daphene; De-Fend; Dimeton; Dimevur; Experimental Insecticide 12880; ENT-24650; Fosfatox R; Fosfotox; Fosfotox R; Fosfotox R 35; Fostion MM; FIP; Lurgo; O,O-Dimethyl S-(N-methylcarbamoylmethyl) dithiophosphate; O,O-Dimethyl S-(N-methylcarbamoylmethyl) phosphorodithioate; Perfecthion; Perfekthion; Phosphamid; Phosphamide; PEI 75; Racusan; Rogor; Rogor L; Rogor P; Rogor 20 L; Rogor 40; Roxion; S-Methylcarbamoylmethyl O,O-Dimethyl phosphorodithioate; Sinoratox; 8014 Bis HC; Fosfamid; Rebelate; Turbair; Aadimethoal; Cygon 2-E; Cygon 400; Sistemin; Systemin; Systoate; Tara; Tara 909; O,O-Dimethyl-S-(2-methylamino-2-oxoethyl) dithiophosphate
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IR Spectrum
Go To: Top, 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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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 |
Mass spectrum (electron ionization)
Go To: Top, 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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Additional Data
View image of digitized spectrum (can be printed in landscape orientation).
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 | NIST Mass Spectrometry Data Center, 1990. |
| NIST MS number | 118968 |
Gas Chromatography
Go To: Top, 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
| Column type | Active phase | Temperature (C) | I | Reference | Comment |
|---|---|---|---|---|---|
| Capillary | OV-1 | 190. | 1690. | Erdmann, Rochholz, et al., 1992 | Large deviations from similar measurements |
| Capillary | OV-1 | 220. | 1727. | Erdmann, Rochholz, et al., 1992 | Large deviations from similar measurements |
| Capillary | SPB-1 | 250. | 1733. | Lora-Tamayo, Rams, et al., 1986 | He; Column length: 25. m; Column diameter: 0.20 mm |
Kovats' RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-1 | 1707. | 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 | 1739. | 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 | 1731. | Tanabe, Mitobe, et al., 2000 | 30. m/0.32 mm/0.25 μm; Program: 50C(1min) => 20C/min => 150C => 10C/min => 280C(4min) |
| Packed | SE-30 | 1690. | Osselton and Snelling, 1986 | N2, Chromosorb W HP; Column length: 2. m; Program: not specified |
| Packed | SE-30 | 1720. | Ramsey, Lee, et al., 1980 | He, Chromosorb G HP (80-100 mesh); Column length: 1.5 m; Program: not specified |
Van Den Dool and Kratz RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | SLB-5MS | 1718. | 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 | 1724. | 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, isothermal
| Column type | Active phase | Temperature (C) | I | Reference | Comment |
|---|---|---|---|---|---|
| Packed | OV-1 | 190. | 1710. | TSunoda, 1986 | Helium, Chromosorb W AW DMCS; Column length: 1. m |
Normal alkane RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Packed | OV-1 | 1710. | TSunoda, 1986 | Helium, Chromosorb W AW DMCS, 4. K/min, 210. C @ 20. min; Column length: 1. m; Tstart: 140. C |
| Packed | SE-30 | 1675. | Marozzi, Gambaro, et al., 1982 | Gas Chrom P, 2.5 K/min; Column length: 2. m; Tstart: 120. C; Tend: 200. C |
Normal alkane RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | 5 % Phenyl methyl siloxane | 1736. | 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 | 1733. | 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 | Methyl Silicone | 1720. | Zenkevich, Ostroukhova, et al., 2002 | Program: not specified |
| Capillary | OV-1, SE-30, Methyl silicone, SP-2100, OV-101, DB-1, etc. | 1720. | Waggott and Davies, 1984 | Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified |
| Capillary | OV-1, SE-30, Methyl silicone, SP-2100, OV-101, DB-1, etc. | 1733. | Waggott and Davies, 1984 | Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified |
| Other | Methyl Silicone | 1725. | Ardrey and Moffat, 1981 | Program: not specified |
Lee's RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-5MS | 290.75 | Chen, Keeran, et al., 2002 | 30. m/0.25 mm/0.5 μm, 40. C @ 1. min, 10. K/min; Tend: 310. C |
| Capillary | DB-5MS | 292.33 | Chen, Keeran, et al., 2002 | 30. m/0.25 mm/0.5 μm, 40. C @ 1. min, 4. K/min; Tend: 310. C |
References
Go To: Top, 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.
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]
Lora-Tamayo, Rams, et al., 1986
Lora-Tamayo, C.; Rams, M.A.; Chacon, J.M.R.,
Gas Chromatographic Data for 187 Nitrogen- or Phosphorus-Containing Drugs and Metabolites of Toxicological Interest Analysed on Methyl Silicone Capillary Columns,
J. Chromatogr., 1986, 374, 73-85, https://doi.org/10.1016/S0378-4347(00)83254-5
. [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]
Osselton and Snelling, 1986
Osselton, M.D.; Snelling, R.D.,
Chromatographic Identification of Pesticides,
J. Chromatogr., 1986, 368, 265-271, https://doi.org/10.1016/S0021-9673(00)91068-9
. [all data]
Ramsey, Lee, et al., 1980
Ramsey, J.D.; Lee, T.D.; Osselton, M.D.; Moffat, A.C.,
Gas-liquid chromatographic retention indices of 296 non-drug substances on SE-30 or OV-1 likely to be encountered in toxicological analyses,
J. Chromatogr., 1980, 184, 2, 185-206, https://doi.org/10.1016/S0021-9673(00)85641-1
. [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]
TSunoda, 1986
TSunoda, N.,
Simultaneous determination of organophosphorous pesticides in forencis chemistry by gas-liquid chromatography with hydrogen flame ionization detector,
Eisei Kagaku, 1986, 32, 2, 91-100, https://doi.org/10.1248/jhs1956.32.91
. [all data]
Marozzi, Gambaro, et al., 1982
Marozzi, E.; Gambaro, V.; Saligari, E.; Mariani, R.; Lodi, F.,
Use of the retention index in gas chromatographic studies of drugs,
J. Anal. Toxicol., 1982, 6, 4, 185-192, https://doi.org/10.1093/jat/6.4.185
. [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]
Zenkevich, Ostroukhova, et al., 2002
Zenkevich, I.G.; Ostroukhova, O.K.; Dolzhenko, V.I.,
Optimum analytical parameters for chromatographic characterization of pesticides,
J. Anal. Chem. USSR (Engl. Transl.), 2002, 57, 1, 35-39. [all data]
Waggott and Davies, 1984
Waggott, A.; Davies, I.W.,
Identification of organic pollutants using linear temperature programmed retention indices (LTPRIs) - Part II, 1984, retrieved from http://dwi.defra.gov.uk/research/completed-research/reports/dwi0383.pdf. [all data]
Ardrey and Moffat, 1981
Ardrey, R.E.; Moffat, A.C.,
Gas-liquid chromatographic retention indices of 1318 substances of toxicological interest on SE-30 or OV-1 stationary phase,
J. Chromatogr., 1981, 220, 3, 195-252, https://doi.org/10.1016/S0021-9673(00)81925-1
. [all data]
Chen, Keeran, et al., 2002
Chen, P.H.; Keeran, W.S.; Van Ausdale, W.A.; Schindler, D.R.; Roberts, D.W.,
Application of Lee retention indices to the confirmation of tentatively identified compounds from GC/MS analysis of environmental samples, Technical paper, Analytical Services Division, Environmental ScienceEngineering, Inc, PO Box 1703, Gainesville, FL 32602, 2002, 11. [all data]
Notes
Go To: Top, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, References
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