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73791-44-3

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Basic Information
CAS No.: 73791-44-3
Name: Methyl(2-phenylethyl)arsinic acid
Molecular Structure:
Molecular Structure of 73791-44-3 (Methyl(2-phenylethyl)arsinic acid)
Formula: C9H13AsO2
Molecular Weight: 228.14
Synonyms: Arsine oxide,hydroxymethylphenethyl;methyl(phenethyl)arsinic acid;
Density: g/cm3
Boiling Point: 388.1°Cat760mmHg
Flash Point: 175.3°C
Safety: Poison by intravenous route. When heated to decomposition it emits toxic fumes of As.
PSA: 37.30000
LogP: 1.72390
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Chemistry

The Molecular Structure of Methyl(2-phenylethyl)arsinic acid (CAS NO.73791-44-3):
Molecular Formula: C9H13AsO2
Molecular Weight: 228.119920 g/mol
IUPAC: methyl(phenethyl)arsinic acid
ACD/LogP: 0.57
ACD/LogD (pH 5.5): 0.5
ACD/LogD (pH 7.4): -0.59
ACD/BCF (pH 5.5): 1.36
ACD/BCF (pH 7.4): 1
ACD/KOC (pH 5.5): 41.51
ACD/KOC (pH 7.4): 3.37
Polar Surface Area: 26.3Å2 
Flash Point: 175.3 °C
Enthalpy of Vaporization: 67.21 kJ/mol
Boiling Point: 388.1 °C at 760 mmHg
Vapour Pressure: 1.02E-06 mmHg at 25°C

Toxicity Data With Reference

1.    

ivn-mus LD50:56 mg/kg

     CSLNX*    U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) NX#01208 .

Safety Profile

Poison by intravenous route. When heated to decomposition it emits toxic fumes of As.

Standards and Recommendations

OSHA PEL: TWA 0.5 mg(As)/m3

Specification

 Methyl(2-phenylethyl)arsinic acid (CAS NO.73791-44-3) can also be called as Arsine oxide, hydroxymethylphenethyl- .