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Hot Keywords: 18162-48-6,872-50-4,Methylene Chloride,naphthalene,THF,Titanium Dioxide

ChemicalBook--->CAS DataBase List--->818-08-6

818-08-6

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818-08-6 Structure

818-08-6 Structure

Identification	More
[Name] Dibutyltin oxide
[CAS] 818-08-6
[Synonyms] DIBUTYLOXOSTANNANE DIBUTYLOXOTIN DIBUTYLTIN(IV) OXIDE DIBUTYLTIN OXIDE DI-N-BUTYLTIN OXIDE dbot dbto dibutyloxideoftin dibutyloxo-stannan dibutyloxo-ti dibutylstannaneoxide dibutylstanniumoxide dibutyltinmonoxide dibutyl-tioxide di-n-butylslannicoxide di-n-butyl-zinn-oxyd di-n-dibutyltin di-n-dibutyltinoxide kyslicnikdi-n-butylcinicity Stannane,dibutyloxo-
[EINECS(EC#)] 212-449-1
[Molecular Formula] C8H18OSn
[MDL Number] MFCD00001992
[Molecular Weight] 248.94
[MOL File] 818-08-6.mol

Chemical Properties	Back Directory
[Appearance] white fine powder
[Melting point ] ≥300 °C(lit.)
[Boiling point ] >300°C
[bulk density] 650-750kg/m3
[density ] 1,5 g/cm³
[vapor pressure ] 0Pa@25°C
[Fp ] 81-83°C
[storage temp. ] Store below +30°C.
[solubility ] Soluble in water 4.0g/L @ 20°C.
[form ] Powder
[color ] White
[Specific Gravity] 1.58
[Water Solubility ] 4.0 mg/L (20 ºC)
[BRN ] 4126243
[LogP] 5.33 at 20℃
[CAS DataBase Reference] 818-08-6(CAS DataBase Reference)
[EPA Substance Registry System] 818-08-6(EPA Substance)

Safety Data	Back Directory
[Hazard Codes ] T
[Risk Statements ] R25:Toxic if swallowed.
[Safety Statements ] S36/37/39:Wear suitable protective clothing, gloves and eye/face protection . S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) . S24/25:Avoid contact with skin and eyes .
[RIDADR ] UN 3146 6.1/PG 2
[WGK Germany ] 3
[RTECS ] WH7175000
[Autoignition Temperature] 525 °C
[TSCA ] Yes
[HazardClass ] 6.1
[PackingGroup ] II
[HS Code ] 29310095
[Safety Profile] Poison by ingestion and intraperitoneal routes. A skin and eye irritant. Flammable when exposed to flame; can react with oxidizing materials. To fight fire, use dry chemical, fog, CO2. When heated to decomposition it emits acrid smoke and irritating fumes. See also TIN COMPOUNDS.
[Toxicity] LD50 orally in Rabbit: 487 mg/kg LD50 dermal Rabbit > 2000 mg/kg

Raw materials And Preparation Products	Back Directory
[Raw materials] Sodium hydroxide-->Tin-->1-Bromobutane-->1-Chlorobutane-->CHLORINATED PARAFFIN-->TETRABUTYLTIN-->Dibutyltin dichloride-->Stannane, dibutylchloro--->butyltricyclohexylstannane-->Butyltin trichloride
[Preparation Products] Dibutyltin dilaurate-->Dibutyltin maleate-->Tributyltin Hydride

Material Safety Data Sheet(MSDS)	Back Directory
[msds information] Dibutyloxotin(818-08-6).msds

Questions And Answer	Back Directory
[Chemical Properties] Dibutyltin oxide (Bu2SnO, C8H18OSn, CAS registry No. 818-08-6) is a white fine powder. Its flash point is 81-83 °C. The solubility of HNQ is 4.0 mg/L in water at 20 °C. It is flammable when exposed to flame. It can react with oxidizing materials. To fight fire, use dry chemical, fog, CO2. When heated to decomposition, it emits acrid smoke and irritating fumes.
[Uses] Dibutyltin oxide can be used as the catalyst in organic reaction.

Spectrum Detail	Back Directory
[Spectrum Detail] Dibutyltin oxide(818-08-6)IR1 Dibutyltin oxide(818-08-6)IR2 Dibutyltin oxide(818-08-6)Raman

Hazard Information	Back Directory
[Flammability and Explosibility] Nonflammable(100%)
[Purification Methods] It is prepared by hydrolysis of di-n-butyltin dichloride with KOH. Hence wash it with a little aqueous M KOH, then H2O and dry at ~80o/10mm until the IR is free from OH bands. [Cummings Aust J Chem 18 98 1965, Beilstein 4 I 588.]

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