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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Vapour pressure

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
vapour pressure
Type of information:
other: handbook data
Adequacy of study:
weight of evidence
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data
Qualifier:
no guideline followed
Principles of method if other than guideline:
Not applicable - Handbook data
GLP compliance:
not specified
Type of method:
other: not specified
Temp.:
20 °C
Vapour pressure:
4 Pa
Remarks on result:
other: handbook data
Conclusions:
The vapour pressure of 2-ethylhexanoic acid based on handbook data is 4.00 Pa at 20 °C.

Description of key information

According to handbook data (i.e., Flick 1991), the vapour pressure of 2 -ethylhexanoic acid is 4.00 Pa at 20 °C. For sake of completeness results of the QSAR calculation (EPI suite) is 8.35 Pa at 25 °C, determined by the Modified Grain Method.

Key value for chemical safety assessment

Vapour pressure:
4 Pa
at the temperature of:
20 °C

Additional information