Registration Dossier
Registration Dossier
Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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.
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EC number: 221-254-0 | CAS number: 3047-32-3
Endpoint summary
Administrative data
Description of key information
Additional information
Appearance
At ambient temperature and pressure, TMPO, is a colourless liquid with a slight odour. (Analytical Chemistry, Perstorp Holding AB, 2012).
Melting point
Melting point for TMPO is 242K
Freezing point for TMPO is 206K
(Analytical Chemistry, Perstorp Holding AB, 2010).Boiling point
Boiling point for TMPO at ambient pressure is 493K (Analytical Chemistry, Perstorp Holding AB, 2006)
Density
The relative density for TMPO is 1.019 at 20 °C (relative to water at 4 °C) (Analytical Chemistry, Perstorp Holding AB, 2011).
Granulometry
Not applicable since TMPO is a liquid.
Vapour pressure
Calculated vapour pressure for TMPO is 3.1 Pa at 25°C
(Analytical Chemistry, Perstorp Holding AB, 2012).
Partition coefficient
LogPow (n-octanol/water) for TMPO is 0.6 at 20°C (Analytical Chemistry, Perstorp Holding AB, 2011).
Water solubility
TMPO is completely soluble in water at 20°.
(Analytical Chemistry, Perstorp Holding AB, 2011).Surface tension
The surface tension for TMPO is 70 mN/m at 20 °C and 1000mg/l (Analytical Chemistry, Perstorp Holding AB, 2006)
Flash point
Flash point for TMPO is 106ºC (Analytical Chemistry, Perstorp Holding AB, 2006)
Autoflammability
Auto flammability for TMPO is 300ºC ( SP Technical Research Institute of Sweden 2009)
Flammability
Not applicable since TMPO is a liquid. Flammability for the substance is expressed as flash point.
Explosiveness
TMPO is non explosive (Analytical Chemistry, Perstorp Holding AB, 2012).Oxidising properties
TMPO has no oxidising properties (Analytical Chemistry, Perstorp Holding AB, 2012)Stability in organic solvents
Not known
Dissociation constant
TMPO is not an ionisable compound
Viscosity
Viscosity for TMPO is 27mPas at 20 °C and 13 mPas at 40 °C (Analytical Chemistry, Perstorp Holding AB, 2012)
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
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