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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Summary of the phys.-chem. key parameters:

Phys.-chem. Property

Key parameter

Remarks

Appearance/Physical state/Colour

white, crystalline solid

 

Melting point

141°C

Range: 141-190°C

Boiling point

not applicable

substance decomposes before boiling at ca. 260°C

Density at 20°C

1.28 g/cm³

 

Vapour pressure at 20°C

0.000000001 Pa

Partition coefficient at 20°C

-0.2

log Pow

Water solubility at 20°C

0.46 g/L

 Determined as critical micelle concentration

Solubility in n-octanol at 20°C

0.29 g/L

 

Surface tension at 20°C

22.2 mN/m

c = 1000 mg/L

Autoflammability

> 401 °C

No self-ignition observed up to the maximum test temperature of 401 °C.

Flammability

non flammable

 

Explosiveness

not explosive

 

Oxidizing properties

not oxidizing

 

Dissociation constant at 20 °C

pKa = 3.59

 pKa estimated by calculation related to dissociation of carboxylic function