Methidathion

• Formula: C₆H₁₁N₂O₃PS₂
• Molecular weight: 254.267
• IUPAC Standard InChI: InChI=1S/C6H11N2O4PS3/c1-10-5-7-8(6(9)16-5)4-15-13(14,11-2)12-3/h4H2,1-3H3 Copy

  
• IUPAC Standard InChIKey: MEBQXILRKZHVCX-UHFFFAOYSA-N Copy
• CAS Registry Number: 950-37-8
• 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: Phosphorodithioic acid, S-[(5-methoxy-2-oxo-1,3,4-thiadiazol-3(2H)-yl)methyl] O,O-dimethyl ester; Phosphorodithioic acid, O,O-dimethyl ester, S-ester with 4-(mercaptomethyl)-2-methoxy-Δ2-1,3,4-thiadiazolin-5-one; DMTP; Geigy GS 13005; Geigy 13005; GS 13005; Medathion; Supracid; Supracide; Ultracid; Ultracid 40; S-(2,3-Dihydro-5-methoxy-2-oxo-1,3,4-thiadiazol-3-ylmethyl) O,O-dimethyl phosphorodithioate; Ciba-geigy gs 13005; (O,O-Dimethyl)-S-(-2-methoxy-Δ2-1,3,4-thiadiazolin-5-on-4-ylmethyl)dithiophosphate; S-(2,3-Dihydro-5-methoxy-2-oxo-1,3,4-thiadiazol-3-methyl) dimethyl phosphorothiolothionate; O,O-Dimethyl S-(5-methoxy-1,3,4-thiadiazolinyl-3-methyl) dithiophosphate; O,O-Dimethyl-S-(2-methoxy-1,3,4-thiadiazol-5(4H)-onyl-(4)-methyl) phosphorodithioate; O,O-Dimethyl-S-(2-methoxy-1,3,4-thiadiazol-5-on-4-yl)-methyl-dithiophosphate; O,O-Dimethyl-S-(2-methoxy-1,3,4-thiadiazol-5-(4H)-onyl-(4)-methyl)-dithiophosphate; O,O-Dimethyl-S-((2-methoxy-1,3,4 (4H)-thiodiazol-5-on-4-yl)-methyl)-dithiofosfaat; O,O-Dimetil-S-((2-metossi-1,3,4-(4H)-tiadiazol-5-on-4-il)-metil)-ditiofosfato; ENT 27193; Fisons NC 2964; Methidathion 50S; S-2-Metoksy-1,3,4-tiadiazolo-5-on-N-metylo-O,O-dwumetylowy; S-((5-Methoxy-2-oxo-1,3,4-thiadiazol-3(2H)-yl)methyl) O,O-dimethyl phosphorodithioate; OMS 844; Somonil; Ultracide; Suprathion; DMTP (insecticide); Ultracid EC 40; Dithiophosphoric acid O,O'-dimethyl-S-((2-methoxy-1,3,4-thiadiazol-5(4H)-on-4-yl)methyl) ester; Dithiophosphoric acid O,O'-dimethyl-S-((5-methoxy-1,3,4-thiadiazol-2(3H)-on-3-yl)methyl) ester
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• Information on this page:
  • Van Den Dool and Kratz RI, non-polar column, temperature ramp
  • References
  • Notes
• Other data available:
  • Phase change data
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • Gas Chromatography
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Van Den Dool and Kratz RI, non-polar column, temperature ramp

Go To: Top, 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

References

Go To: Top, Van Den Dool and Kratz RI, non-polar column, temperature ramp, Notes

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

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]

Bicchi, D'Amato, et al., 1996
Bicchi, C.; D'Amato, A.; Binello, A., Identification of pesticide residues in real matrices by combining retention indices and specific multidetection responses, J. Hi. Res. Chromatogr., 1996, 19, 2, 80-84, https://doi.org/10.1002/jhrc.1240190204 . [all data]

Oyama, Sano, et al., 1987
Oyama, N.; Sano, T.; Syoyama, M.; Maeda, K., Studies on systematic analysis of poisonous compounds in forensic chemistry. II. Application of capillary column gas chromatography to substance identification by means of retention indices, Eisei Kagaku, 1987, 33, 5, 342-348, https://doi.org/10.1248/jhs1956.33.342 . [all data]

Notes

Go To: Top, Van Den Dool and Kratz RI, non-polar column, temperature ramp, References

• Symbols used in this document:
  

  Tend	Final temperature
  Tstart	Initial temperature

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