Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Physical & Chemical properties

Endpoint summary

Administrative data

Description of key information

Additional information

Physical state: Pale yellow liquid with aromatic odour.

Melting/freezing temperature: - <– 40 deg C.

Boiling temperature: 274.6 deg C.

Density: 1246.75 Kg/m3 at 20.0 deg C.

Particle size distribution: not applicable

Vapour pressure: 5.2 Pa at 25 °C (anhydride), 2.4E-5 Pa (acid)

Partition coefficient (Log Pow): 1.70 (anhydride), -4.01 (acid, at pH= 8)

Water solubility: 4260 g/L at 20 deg C and pH > 6.

Surface tension: not determined.

Flash point: 140.7°C at 101.3 kPa

Auto-ignition temperature: 440 deg C at 101.3 kPa.

Flammability: not flammable

Explosiveness: non explosive

Oxidising properties: non oxidising.

Stability in organic solvents: not critical.

Dissociation constant (acid): pKa1 = 4.42 and pKa2 = 6.93 at 20°C

Viscosities: 325.70 [mPa×s] at 20.0°C, 1.296 [mPa×s] at 40.0°C, 0.462 [mPa×s] at 60.0°C and 0.269 [mPa×s] at 80.0°C