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7342-38-3

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Basic Information
CAS No.: 7342-38-3
Name: triisobutyltin chloride
Molecular Structure:
Molecular Structure of 7342-38-3 (triisobutyltin chloride)
Formula: C12H27ClSn
Molecular Weight: 325.509
Synonyms: EINECS 230-859-9;Stannane,chlorotriisobutyl;Triisobutyltin chloride;Triisobutylzinn-chlorid;Tri-i-butyl-zinnchlorid;
Density: g/cm3
Melting Point: 30.2°C
Boiling Point: 276.7°Cat760mmHg
Flash Point: 121.2°C
Hazard Symbols: A poison. Tributyl tin compounds are very toxic to marine life. TWA 0.1 mg(Sn)/m3; STEL 0.2 mg(Sn)/m3 (skin).
Safety: Poison by intravenous route. Tributyl tin compounds are very toxic to marine life. See also TIN COMPOUNDS. When heated to decomposition it emits toxic fumes of Cl−.

Analytical Methods:

   

For occupational chemical analysis use NIOSH: Organotin Compounds 5504.

PSA: 0.00000
LogP: 0.24960
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Chemistry

IUPAC Name: Chloro-tris(2-Methylpropyl)stannane 
Following is the structure of Chloro(triisobutyl)stannane (CAS NO.7342-38-3):
              
Empirical Formula: C12H27ClSn
Molecular Weight: 325.5058 g/mol
EINECS: 230-859-9
Flash Point: 121.2 °C
Enthalpy of Vaporization: 49.45 kJ/mol
Boiling Point: 276.7 °C at 760 mmHg
Vapour Pressure of Chloro(triisobutyl)stannane (CAS NO.7342-38-3): 0.00795 mmHg at 25 °C
Canonical SMILES: CC(C)C[Sn](CC(C)C)(CC(C)C)Cl
InChI: InChI=1S/3C4H9.ClH.Sn/c3*1-4(2)3;;/h3*4H,1H2,2-3H3;1H;/q;;;;+1/p-1
InChIKey: NHSGFFFVCFHOBS-UHFFFAOYSA-M

Toxicity Data With Reference

1.    

ivn-mus LD50:5 mg/kg

     CSLNX*    U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) NX#05523 .

Safety Profile

Poison by intravenous route. Tributyl tin compounds are very toxic to marine life. See also TIN COMPOUNDS. When heated to decomposition,Chloro(triisobutyl)stannane (CAS NO.7342-38-3) emits toxic fumes of Cl−. Analytical Methods: For occupational chemical analysis use NIOSH: Organotin Compounds 5504.

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

Analytical Methods

For occupational chemical analysis use NIOSH: Organotin Compounds 5504.

Specification

 Chloro(triisobutyl)stannane , its cas register number is 7342-38-3. It also can be called Triisobutyltin chloride ; and Stannane, chloro(triisobutyl)- . Its classification code is Organometallic.