Product Name

  • Name

    tris(3-methylbutyl)phosphane oxide

  • EINECS
  • CAS No. 23079-28-9
  • Density 0.863g/cm3
  • Solubility
  • Melting Point
  • Formula C15H33 O P
  • Boiling Point 372.2°C at 760 mmHg
  • Molecular Weight 260.4
  • Flash Point 178.9°C
  • Transport Information
  • Appearance
  • Safety Moderately toxic by ingestion and inhalation. When heated to decomposition it emits toxic vapors of POx.
  • Risk Codes
  • Molecular Structure Molecular Structure of 23079-28-9 (tris(3-methylbutyl)phosphane oxide)
  • Hazard Symbols
  • Synonyms Phosphineoxide, triisopentyl- (6CI,8CI); Triisoamylphosphine oxide;Triisopentylphosphine oxide; Tris(isoamyl)phosphine oxide
  • PSA
  • LogP

TRIS(ISOAMYL)PHOSPHINE OXIDE Chemical Properties

Product Name: Tris(isoamyl)phosphine oxide (CAS NO.23079-28-9)


Molecular Formula: C15H33OP
Molecular Weight: 260.3957g/mol
Mol File: 23079-28-9.mol
Boiling point:  372.2 °C at 760 mmHg 
Flash Point: 178.9 °C
Density: 0.863 g/cm3
Surface Tension: 27.9 dyne/cm
Enthalpy of Vaporization: 59.49 kJ/mol
Vapour Pressure: 2.1E-05 mmHg at 25°C
XLogP3-AA: 4.4
H-Bond Donor: 0
H-Bond Acceptor: 1
Rotatable Bond Count: 9
Topological Polar Surface Area: 17.1
Heavy Atom Count: 17
Complexity: 193
lently-Bonded Unit Count: 1

TRIS(ISOAMYL)PHOSPHINE OXIDE Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LC50 inhalation 988gm/m3 (988000mg/m3)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 47(8), Pg. 27, 1982.
mouse LD50 oral 2600mg/kg (2600mg/kg)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 47(8), Pg. 27, 1982.
rat LC50 inhalation 1109gm/m3/2H (1109000mg/m3)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 47(8), Pg. 27, 1982.
rat LD50 oral 2236mg/kg (2236mg/kg)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 47(8), Pg. 27, 1982.

TRIS(ISOAMYL)PHOSPHINE OXIDE Safety Profile

Moderately toxic by ingestion and inhalation. When heated to decomposition it emits toxic vapors of POx.

TRIS(ISOAMYL)PHOSPHINE OXIDE Specification

 Tris(isoamyl)phosphine oxide ,its CAS NO. is 23079-28-9,the synonyms is 0-04-00-00593 (Beilstein Handbook Reference) ; BRN 1774057 ; Phosphine oxide, triisopentyl- ; Triisoamylphosphine oxide ; Triisopentylphosphine oxide ; Phosphine oxide, tris(3-methylbutyl)- .

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