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CAS 870-08-6

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Dioctyltin oxide

Description:
Dioctyltin oxide (DOT) is an organotin compound characterized by its two octyl groups attached to a tin atom, along with an oxide functional group. It is typically a white to pale yellow solid that is soluble in organic solvents but has limited solubility in water. DOT is primarily used as a stabilizer in the production of polyvinyl chloride (PVC) and other polymers, enhancing their thermal stability and resistance to degradation. The compound exhibits low volatility and is relatively stable under normal conditions, although it can decompose at elevated temperatures. Dioctyltin oxide is also known for its biocidal properties, making it useful in antifouling paints and wood preservatives. However, due to environmental and health concerns associated with organotin compounds, its use is regulated in many regions. Safety precautions are necessary when handling DOT, as it can be toxic to aquatic organisms and may pose risks to human health upon exposure. Overall, dioctyltin oxide is a versatile chemical with significant industrial applications, albeit with associated environmental considerations.
Formula:C16H34OSn
InChI:InChI=1/2C8H17.O.Sn/c2*1-3-5-7-8-6-4-2;;/h2*1,3-8H2,2H3;;/rC16H34OSn/c1-3-5-7-9-11-13-15-18(17)16-14-12-10-8-6-4-2/h3-16H2,1-2H3
InChI key:InChIKey=LQRUPWUPINJLMU-UHFFFAOYSA-N
SMILES:[Sn](CCCCCCCC)(CCCCCCCC)=O
Synonyms:
  • DOTO (dioctyltin oxide)
  • Di-n-octyloxotin
  • Dinoctyltinoxide
  • Dioctyl(Oxo)Stannane
  • Dioctyloxostannane
  • Dioctyloxotin
  • Dioctyltin oxide
  • Doto
  • Irgastab T 161
  • NSC 140743
  • See more synonyms
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