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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

The material is a liquid at room temperature with no experimental or structural indications of thermal hazards, with negligible vapor pressure, a density of 1.248 kg/L, and with documented redox stability. Water solubility is 1.4 g/L, resulting in a low Kow of 0.9.

A summary of properties is provided in the following table.




Molecular weight

548 (predominant species)


Physical state

Metal complex/ liquid/viscous/amber/sulfur odor


Melting / freezing point

2.42 C melting point


Boiling point

Not determined

The boiling point temperature could not be determined due decomposition of the Test Article at about 200ºC.

Vapour pressure

3.2x10-4 Pa at 20 oC


Water solubility

1415 mg/l

Based on GCMS Derivitization method

Partition Coefficient n-octanol/water (log value)



Log Koc

Waive if log P less than 3 or QSAR


Dissociation constant

No analytical methods available