Tributyltin oxide

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Tributyltin oxide
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Names
Other names
, bis(tri-n-butyltin)oxide, AW 75-D, Bio-Met TBTO, Biomet, Biomet 75, BTO, Butinox, C-SN-9, hexabutyldistannoxane
Identifiers
56-35-9 YesY
ChEMBL ChEMBL511667 YesY
ChemSpider 10218152 YesY
Jmol 3D model Interactive image
KEGG C18149 N
PubChem 16682746
  • InChI=1S/6C4H9.O.2Sn/c6*1-3-4-2;;;/h6*1,3-4H2,2H3;;; YesY
    Key: APQHKWPGGHMYKJ-UHFFFAOYSA-N YesY
  • InChI=1/6C4H9.O.2Sn/c6*1-3-4-2;;;/h6*1,3-4H2,2H3;;;/rC24H54OSn2/c1-7-13-19-26(20-14-8-2,21-15-9-3)25-27(22-16-10-4,23-17-11-5)24-18-12-6/h7-24H2,1-6H3
    Key: APQHKWPGGHMYKJ-XAMPVVILAF
  • CCCC[Sn](CCCC)(CCCC)O[Sn](CCCC)(CCCC)CCCC
Properties
C24H54OSn2
Molar mass 596.112
Melting point −45 °C (−49 °F; 228 K)
Boiling point 180 °C (356 °F; 453 K) at 2 mm Hg
0.002 g/100 mL
Vapor pressure {{{value}}}
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

Tributyltin oxide (TBTO) is an organotin compound chiefly used as a biocide (fungicide and molluscicide), especially a wood preservative. Its chemical formula is [(C4H9)3Sn]2O. It has the form of a colorless to pale yellow liquid that is only slightly soluble in water (20 ppm) but highly soluble in organic solvents. It is a potent skin irritant.

Tributyltin compounds had been used as marine anti-biofouling agents. Concerns over toxicity of these compounds have led to a worldwide ban by the International Maritime Organization.[1] It is now considered a severe marine pollutant and a Substance of very high concern by the EU.[2]

References

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  2. Organotin Chemistry, Second Edition. Alwyn G. Davies, 2004, Wiley-VCH Verlag GmbH & Co. KGaA. ISBN 3-527-31023-1

External links