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TRIS(2-ETHYLHEXYL)PHOSPHITE

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  • Name TRIS(2-ETHYLHEXYL)PHOSPHITE
  • EINECSN/A
  • CAS No. 301-13-3
  • Densityg/cm3
  • PSA41.28000
  • LogP8.91230
  • SolubilityN/A
  • Melting PointN/A
  • FormulaC24H51 O3 P
  • Boiling Point446.7°Cat760mmHg
  • Molecular Weight418.641
  • Flash Point278.6°C
  • Transport InformationN/A
  • AppearanceN/A
  • SafetySlightly toxic by ingestion and inhalation. When heated to decomposition it emits toxic vapors of POx.
  • Risk Codes36/37/38
  • Molecular Structure
    Molecular Structure of 301-13-3 (PHOSPHOROUS ACID TRIS(2-ETHYLHEXYL) ESTER)
  • Hazard SymbolsN/A
  • SynonymsN/A

TRIS(2-ETHYLHEXYL)PHOSPHITE Chemical Properties

Product Name: Tri-(2-ethylhexyl)phosphite (CAS NO.301-13-3)


Molecular Formula: C24H51O3P
Molecular Weight: 418.63g/mol
Mol File: 301-13-3.mol
Einecs: 206-111-2
Appearance: Clear colorless liquid
Boiling point:  446.7 °C at 760 mmHg
Flash Point: 278.6 °C
Water Solubility: Insoluble in water
Stability: Stable. Combustible. Incompatible with strong oxidizing agents
Enthalpy of Vaporization: 67.78 kJ/mol
Vapour Pressure: 9.37E-08 mmHg at 25°C
XLogP3-AA: 9.5
H-Bond Donor: 0
H-Bond Acceptor: 3

TRIS(2-ETHYLHEXYL)PHOSPHITE Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mammal (species unspecified) LC inhalation > 27500ug/m3 (27.5mg/m3)   Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 25(12), Pg. 51, 1981.
mouse LD50 oral 7600mg/kg (7600mg/kg) AUTONOMIC NERVOUS SYSTEM: OTHER (DIRECT) PARASYMPATHOMIMETIC

BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

BEHAVIORAL: TREMOR
Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 25(12), Pg. 51, 1981.
rabbit LD50 oral 8500mg/kg (8500mg/kg) AUTONOMIC NERVOUS SYSTEM: OTHER (DIRECT) PARASYMPATHOMIMETIC

BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

BEHAVIORAL: TREMOR
Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 25(12), Pg. 51, 1981.
rabbit LD50 skin > 5gm/kg (5000mg/kg)   Albright & Wilson Inc. Vol. #OPB-3, Pg. 1984,
rat LC50 inhalation > 20gm/m3 (20000mg/m3)   Albright & Wilson Inc. Vol. #OPB-3, Pg. 1984,
rat LD50 oral 6200mg/kg (6200mg/kg) AUTONOMIC NERVOUS SYSTEM: OTHER (DIRECT) PARASYMPATHOMIMETIC

BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

BEHAVIORAL: TREMOR
Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 25(12), Pg. 51, 1981.

TRIS(2-ETHYLHEXYL)PHOSPHITE Consensus Reports

Reported in EPA TSCA Inventory.

TRIS(2-ETHYLHEXYL)PHOSPHITE Safety Profile

Slightly toxic by ingestion and inhalation. When heated to decomposition it emits toxic vapors of POx.
Safety Information of Tri-(2-ethylhexyl)phosphite (CAS NO.301-13-3):
Risk Statements: 36/37/38 
36:  Irritating to the eyes 
37:  Irritating to the respiratory system 
38:  Irritating to the skin 
Safety Statements: 26-36/37/39
26:  In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36:  Wear suitable protective clothing  
37:  Wear suitable gloves 
39:  Wear eye/face protection 

TRIS(2-ETHYLHEXYL)PHOSPHITE Specification

 Tri-(2-ethylhexyl)phosphite ,its CAS NO. is 301-13-3,the synonyms is 2-Ethyl-1-hexanol phosphite ; 2-Ethyl-1-hexanol triphosphite ; Phosphorous acid trioctyl ester ; Phosphorous acid tris(2-ethylhexyl) ester ; Trioctyl phosphite ; Tris(2-ethylhexyl) phosphite ; 2-Ethyl-1-hexanophosphite .

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