Registration Dossier

Physical & Chemical properties

Endpoint summary

Administrative data

Description of key information

Additional information

Substance Endpoint 2,4 -Di-tert-butylphenol
State of the substance solid, white, phenolic
Melting/Freezing point 56.8 °C
Boiling point 264.2 °C at approx. 101 kPa
Relative density bulk density: 0.56 g/cm³ at 22 °C 
Vapour pressure 5 Pa at 38°C
Surface tension waiving:

based on structure (surface activity is not expected)

Water solubility 33 mg/L at 25 °C, pH 6 - 7
Partition coefficient, logPow 4.8 at 23 °C, pH 5.7
Flash point waiving: solid at room temperature
Flammability non flammable (the test substance did not propagate combustion for more than 50 mm in the preliminary test)
Explosive properties waiving: based on experience and on consideration of the structure
Ignition temperature waiving: solid with melting point < 160 °C
Oxidizing Properties waiving: based on experience and on consideration of the structure
Granulometry waiving: material is marketed as a melt  
Stability in organic solvents statement: stable in organic solvents.
Viscosity (dynamic) waiving: not required for solids