Acetone_thiosemicarbazone

Acetone thiosemicarbazone

Acetone thiosemicarbazone

Chemical compound

Acetone thiosemicarbazone is a chemical compound with the molecular formula C4H9N3S. It is used in the plastics industry in the manufacture of polyvinyl chloride (PVC) to terminate the polymerization process.[2][3]

Quick Facts Names, Identifiers ...

Toxicity

Acetone thiosemicarbazone is classified as an extremely hazardous substance in the United States as defined in Section 302 of the U.S. Emergency Planning and Community Right-to-Know Act (42 U.S.C. 11002), and is subject to strict reporting requirements by facilities which produce, store, or use it in significant quantities.[4]

Symptoms of exposure

Symptoms of acute exposure to acetone thiosemicarbazide may include nausea, vomiting, eye and skin irritation, excessive salivation, pulmonary edema, hyperglycemia, and seizures.[5]

References

  1. [1]
    Acetone thiosemicarbazone, chemicalland21.com
  2. [2]
    US patent 3637632, Traynor, Lee, "Agents for shortstopping free radical polymerization of vinylidene monomers", issued 1972-Jan-25
  3. [3]
    Acetone thiosemicarbazone (ATSC) Archived February 27, 2012, at the Wayback Machine, 88chem.com
  4. [4]
    "40 C.F.R.: Appendix A to Part 355—The List of Extremely Hazardous Substances and Their Threshold Planning Quantities" (PDF) (July 1, 2008 ed.). Government Printing Office. Archived from the original (PDF) on February 25, 2012. Retrieved October 29, 2011.
  5. [5]
    "ACETONE THIOSEMICARBAZIDE | CAMEO Chemicals | NOAA".
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