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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