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20819-54-9

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Basic Information
CAS No.: 20819-54-9
Name: Trimethylphosphine selenide
Article Data: 12
Molecular Structure:
Molecular Structure of 20819-54-9 (Trimethylphosphine selenide)
Formula: C3H9PSe
Molecular Weight: 155.038
Synonyms: Phosphine selenide,trimethyl;trimethylphosphane selenide;Trimethylphosphinselenooxid;Trimethyl-phosphinselenid;trimethyl-phosphine selenide;
Density: g/cm3
Melting Point: 140.75°C
Boiling Point: 145.6°Cat760mmHg
Flash Point: 41.9°C
Safety: Poison by intravenous route. When heated to decomposition it emits toxic fumes of POx and Se.
PSA: 9.81000
LogP: 1.08940
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Chemistry

Empirical Formula of Trimethylphosphine selenide (CAS NO.20819-54-9): C3H9PSe
Molecular Weight: 155.0373 g/mol
Structure of Trimethylphosphine selenide (CAS NO.20819-54-9):
                       
IUPAC Name: Trimethyl(selanylidene)-λ5-phosphane
Canonical SMILES: CP(=[Se])(C)C
InChI: InChI=1S/C3H9PSe/c1-4(2,3)5/h1-3H3
InChIKey: BHWOYTDRBNAVRI-UHFFFAOYSA-N

Toxicity Data With Reference

1.    

ivn-mus LDLo:8 mg/kg

     JPETAB    Journal of Pharmacology and Experimental Therapeutics. 25 (1925),315.

Safety Profile

Poison by intravenous route. When heated to decomposition Trimethylphosphine selenide (CAS NO.20819-54-9) emits toxic fumes of POx and Se.

Standards and Recommendations

OSHA PEL: TWA 0.2 mg(Se)/m3
ACGIH TLV: TWA 0.2 mg(Se)/m3

Specification

 Trimethylphosphine selenide , its cas register number is 20819-54-9. It also can be called Phosphine selenide, trimethyl- .