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3931-89-3

Basic Information
CAS No.: 3931-89-3
Name: THIOPHOSPHORYL BROMIDE
Article Data: 32
Molecular Structure:
Molecular Structure of 3931-89-3 (THIOPHOSPHORYL BROMIDE)
Formula: Br3P S
Molecular Weight: 302.752
Synonyms: Thiophosphorylbromide (6CI,7CI,8CI); Phosphorus sulfobromide; Thiophosphorus tribromide;Thiophosphoryl tribromide; Tribromophosphine sulfide
Density: 3.024g/cm3
Boiling Point: 212°Cat760mmHg
Flash Point: °C
Safety: Moderately toxic by inhalation. Will react with water or steam to produce toxic and corrosive fumes. When heated to decomposition it emits highly toxic fumes of Br, SOx, and POx. See also BROMIDES and THIOPHOSPHORYL CHLORIDE.
PSA: 41.90000
LogP: 4.04620
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Chemistry

IUPAC Name: Tribromo(sulfanylidene)-λ5-phosphane
 Molecular Formula: Br3PS
Molecular Weight: 302.76g/mol
Density: 3.024g/cm3
Freely Rotating Bonds: 0
Polar Surface Area: 41.9 Å2
Index of Refraction: 1.716
Molar Refractivity: 39.37 cm3
Molar Volume: 100 cm3
Polarizability: 15.61× 10-24cm3
Surface Tension: 83 dyne/cm
Enthalpy of Vaporization: 43 kJ/mol
Boiling Point: 212 °C at 760 mmHg
Vapour Pressure: 0.257 mmHg at 25°C 
The Cas Register Number of Thiophosphoryl bromide is 3931-89-3 .The chemical synonyms of Thiophosphoryl bromide (CAS No.3931-89-3) are Aurora ka-1090 ; Thiophosphoryl bromide ; Phosphorus thiobromide ; Psbr3 ; Thiophosphoryl tribromide ; Phosphorothioic tribromide ; Phosphorus sulfobromide ; Tribromophosphine sulfide .The molecular structure of Thiophosphoryl bromide (CAS No.3931-89-3) is.

Toxicity Data With Reference

1.    

ihl-mus LC50:2600 mg/m3

    NDRC**    National Defense Research Committee, Office of Scientific Research and Development, Progress Report

Safety Profile

Moderately toxic by inhalation. Will react with water or steam to produce toxic and corrosive fumes. When heated to decomposition it emits highly toxic fumes of Br, SOx, and POx. See also BROMIDES and THIOPHOSPHORYL CHLORIDE.

Specification

The extinguishing agent of Thiophosphoryl bromide (CAS No.3931-89-3) are dry powder, foam, sand, carbon dioxide, water mist.