Product Name

  • Name

    tris(tert-butylphenyl) phosphate

  • EINECS
  • CAS No. 28777-70-0
  • Density 1.08g/cm3
  • Solubility
  • Melting Point
  • Formula C30H39 O4 P
  • Boiling Point 527.1°Cat760mmHg
  • Molecular Weight 494.66
  • Flash Point 285.6°C
  • Transport Information
  • Appearance
  • Safety Low toxicity by intraperitoneal route. When heated to decomposition it emits toxic vapors of POx.
  • Risk Codes
  • Molecular Structure Molecular Structure of 28777-70-0 (tris(tert-butylphenyl) phosphate)
  • Hazard Symbols
  • Synonyms Phenol,(1,1-dimethylethyl)-, phosphate (3:1) (9CI); Phenol, tert-butyl-, phosphate(3:1) (8CI); Durad 220B; Phosflex 71; Tri-tert-butylphenyl phosphate;Tris(tert-butylphenyl) phosphate
  • PSA 54.57000
  • LogP 3.97790

TRI(tert-BUTYLPHENYL) PHOSPHATE Chemical Properties

Product Name: Tris(tert-butylphenyl) phosphate (CAS NO.28777-70-0)


Molecular Formula: C30H39O4P
Molecular Weight: 494.66g/mol
Mol File: 28777-70-0.mol
Boiling point: 527.1 °C at 760 mmHg
Flash Point: 285.6 °C
Density: 1.08 g/cm3
Surface Tension: 36.3 dyne/cm
Enthalpy of Vaporization: 77.14 kJ/mol
Vapour Pressure: 1.14E-10 mmHg at 25°C
XLogP3-AA: 10
H-Bond Donor: 0
H-Bond Acceptor: 4

TRI(tert-BUTYLPHENYL) PHOSPHATE Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rat LC inhalation > 5gm/m3/4H (5000mg/m3)   Toxicologist. Vol. 3, Pg. 126, 1983.
rat LD50 intraperitoneal 11200mg/kg (11200mg/kg) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) National Technical Information Service. Vol. AD-A172-172,
rat LD50 oral > 5mL/kg (5mL/kg)   Toxicologist. Vol. 3, Pg. 126, 1983.

TRI(tert-BUTYLPHENYL) PHOSPHATE Safety Profile

Low toxicity by intraperitoneal route. When heated to decomposition it emits toxic vapors of POx.

TRI(tert-BUTYLPHENYL) PHOSPHATE Specification

 Tris(tert-butylphenyl) phosphate ,its CAS NO. is 28777-70-0,the synonyms is EINECS 249-209-0 ;
 Mil-H-19457C ; NSC 68205 ; Phenol, (1,1-dimethylethyl)-, phosphate (3:1) ; Phenol, (1,1-dimethylethyl)-, phosphate ; Phosphoric acid, tris(tert-butylphenyl) ester ; Tris(tert-butylphenyl) phosphate .

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