Systematic IUPAC name
O-Ethyl O-isopropyl O-[2-(2-methyl-2-propanyl)-5-pyrimidinyl] phosphorothioate[1]
Other names
Tebupirimphos; Phostebupirim; MAT 7484; BAY-MAT 7484; HSDB 7136; Aztec
3D model (Jmol) Interactive image
ChemSpider 84419
ECHA InfoCard 100.111.584
PubChem 93516
UN number UN2810
Molar mass 318.37 g·mol−1
Appearance Amber to brown liquid[2]
Density 1.146 g/cm3
Boiling point 135 °C (275 °F; 408 K) 1.5 mmHg[3]
NFPA 704
Flammability code 1: Must be pre-heated before ignition can occur. Flash point over 93 °C (200 °F). E.g., canola oil Health code 4: Very short exposure could cause death or major residual injury. E.g., VX gas Reactivity code 1: Normally stable, but can become unstable at elevated temperatures and pressures. E.g., calcium Special hazards (white): no codeNFPA 704 four-colored diamond
Flash point 93 °C (199 °F; 366 K)
Related compounds
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Tebupirimfos, also known as phostebupirim, is an organothiophosphate insecticide. It is used on corn crops, including popcorn.[4][5]

The Pesticide Action Network has classified tebupirimphos as a "bad actor" due to its specific hazards. It functions as a cholinesterase inhibitor in humans.[6]


  1. "ChemSpider". Retrieved January 11, 2013.
  2. CID 93516 from PubChem
  3. "MSDS via Chem Service Inc." (PDF). Retrieved January 12, 2013.
  4. Edwards, Debra (July 31, 2006). "US Environmental Protection Agency Office of Pesticide Programs Reregistration Eligibility Decision for Phostebupirim" (PDF). United States EPA. Retrieved January 11, 2013.
  5. "US EPA Phostebupirim Facts" (PDF). United States EPA. September 2000. Retrieved January 11, 2013.
  6. "PAN Pesticides Database - Chemicals". Pesticide Action Network. Retrieved January 11, 2013.

Additional resources

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