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3531-43-9

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Basic Information
CAS No.: 3531-43-9
Name: tetraisobutyltin
Article Data: 21
Molecular Structure:
Molecular Structure of 3531-43-9 (tetraisobutyltin)
Formula: C16H36 Sn
Molecular Weight: 347.172
Synonyms: Stannane,tetraisobutyl- (8CI); Tin, tetraisobutyl- (6CI,7CI); NSC 22329; NSC 65526;Tetraisobutylstannane; Tetraisobutyltin; Tetrakis(isobutyl)stannane
Density: 1.0500
Melting Point: -12.9°C
Boiling Point: 317°C at 760 mmHg
Flash Point: 149.5°C
Safety: Poison by ingestion, intramuscular, intravenous, and intraperitoneal routes. When heated to decomposition it emits acrid smoke and irritating fumes. See also TIN COMPOUNDS.
PSA: 0.00000
LogP: 6.05920
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Chemistry

Empirical Formula of Tetraisobutyltin (CAS NO.3531-43-9): C16H36Sn
Molecular Weight: 347.167 g/mol
EINECS: 222-565-4
Flash Point: 149.5 °C
Enthalpy of Vaporization: 53.62 kJ/mol
Boiling Point: 317 °C at 760 mmHg
Vapour Pressure: 0.000734 mmHg at 25 °C 
Structure of Tetraisobutyltin (CAS NO.3531-43-9):
                  
IUPAC Name: Tetrakis(2-methylpropyl)stannane
Canonical SMILES: CC(C)C[Sn](CC(C)C)(CC(C)C)CC(C)C
InChI: InChI=1S/4C4H9.Sn/c4*1-4(2)3;/h4*4H,1H2,2-3H3;
InChIKey: CKPJWJGGZOJURQ-UHFFFAOYSA-N

Toxicity Data With Reference

1.    

orl-mus LDLo:347 mg/kg

     APFRAD    Annales Pharmaceutiques Francaises. 14 (1956),88.
2.    

ipr-mus LDLo:87 mg/kg
3.    

 

     APFRAD    Annales Pharmaceutiques Francaises. 14 (1956),88.
4.    

ivn-mus LDLo:17 mg/kg

     APFRAD    Annales Pharmaceutiques Francaises. 14 (1956),88.
5.    

ims-mus LDLo:174 mg/kg

     APFRAD    Annales Pharmaceutiques Francaises. 14 (1956),88.

Safety Profile

Poison by ingestion, intramuscular, intravenous, and intraperitoneal routes. When heated to decomposition Tetraisobutyltin (CAS NO.3531-43-9) emits acrid smoke and irritating fumes. See also TIN COMPOUNDS.

Standards and Recommendations

OSHA PEL: TWA 0.1 mg(Sn)/m3 (skin)
ACGIH TLV: TWA 0.1 mg(Sn)/m3; STEL 0.2 mg(Sn)/m3 (skin).
NIOSH REL: (Organotin Compounds) TWA 0.1 mg(Sn)/m3

Specification

 Tetraisobutyltin , its cas register number is 3531-43-9. It also can be called Tin, tetraisobutyl- (6CI,7CI) ; Stannane, tetrakis(2-methylpropyl)- ; Tetrakis(isobutyl)stannane ; and Tetraisobutylstannane .