1461-25-2

Name Tetra-n-butyltin
CAS 1461-25-2
EINECS(EC#) 215-960-8
Molecular Formula C16H36Sn
MDL Number MFCD00009422
Molecular Weight 347.17
MOL File 1461-25-2.mol
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Chemical Properties

Appearance colourless liquid
Melting point  -97 °C (lit.)
Boiling point  127-145 °C/10 mmHg (lit.)
density  1.057 g/mL at 25 °C(lit.)
vapor pressure  0.0014 hPa (25 °C)
refractive index  n20/D 1.473(lit.)
Fp  225 °F
storage temp.  Store below +30°C.
solubility  0.008g/l
form  liquid
color  colorless
Specific Gravity 1.0572
Stability: Stable. Incompatible with strong oxidizing agents. Combustible.
Water Solubility  insoluble
Hydrolytic Sensitivity 1: no significant reaction with aqueous systems
BRN  3648237
Henry's Law Constant 1.6×10-6 mol/(m3Pa) at 25℃, HSDB (2015)
Dielectric constant 9.7400000000000002
Exposure limits ACGIH: TWA 0.1 mg/m3; STEL 0.2 mg/m3 (Skin)
NIOSH: IDLH 25 mg/m3; TWA 0.1 mg/m3
InChI 1S/4C4H9.Sn/c4*1-3-4-2;/h4*1,3-4H2,2H3;
InChIKey AFCAKJKUYFLYFK-UHFFFAOYSA-N
SMILES CCCC[Sn](CCCC)(CCCC)CCCC
LogP 5.07 at 22℃
CAS DataBase Reference 1461-25-2(CAS DataBase Reference)
NIST Chemistry Reference Stannane, tetrabutyl-(1461-25-2)
EPA Substance Registry System 1461-25-2(EPA Substance)
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Safety Data

Hazard Codes  T,N
Risk Statements 
R21:Harmful in contact with skin.
R25:Toxic if swallowed.
R36/38:Irritating to eyes and skin .
R48/23/25:Toxic: danger of serious damage to health by prolonged exposure through inhalation and if swallowed .
R50/53:Very Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment .
R48/23:Toxic: danger of serious damage to health by prolonged exposure through inhalation .
Safety Statements 
S35:This material and its container must be disposed of in a safe way .
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) .
S60:This material and/or its container must be disposed of as hazardous waste .
S61:Avoid release to the environment. Refer to special instructions safety data sheet .
RIDADR  UN 1760 8/PG 2
WGK Germany  3
RTECS  WH8605000
TSCA  Yes
REACH Registrations Active
HazardClass  6.1(b)
PackingGroup  III
HS Code  29310095
Storage Class 6.1C - Combustible acute toxic Cat.3
toxic compounds or compounds which causing chronic effects
Hazard Classifications Aquatic Acute 1
Aquatic Chronic 1
Eye Dam. 1
Repr. 2
Skin Irrit. 2
Skin Sens. 1
STOT RE 1
Safety Profile
Poison by intravenous, intraperitoneal, and parented routes. Moderately toxic by skin contact. An eye irritant. When heated to decomposition it emits acrid smoke and irritating fumes. See also TIN COMPOUNDS.
Hazardous Substances Data 1461-25-2(Hazardous Substances Data)
Toxicity
LD50 orally in Rabbit: 1268 mg/kg

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