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Vapour pressure

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Reference
Endpoint:
vapour pressure
Type of information:
(Q)SAR
Adequacy of study:
key study
Study period:
Not applicable, calculated value
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: This summary has a reliability of 2 because the results are estimated using a computer model that is appropriate for use with this hydrocarbon substance.
Justification for type of information:
QSAR prediction
Principles of method if other than guideline:
Vapour pressure was estimated by a QSAR, the Petrotox computer model (v 3.04).
GLP compliance:
no
Type of method:
other: The data were calculated by a computer model.
Key result
Temp.:
20 °C
Vapour pressure:
2.8 kPa
Key result
Transition / decomposition:
no
Transition temp.:
20
Conclusions:
The vapour pressure for 2,2,4-trimethylpentane was estimated using the Petrorisk computer model. A value of 2.8 kPa was calculated.
Executive summary:

The vapour pressure for 2,2,4-trimethylpentane was estimated using the Petrorisk computer model. A value of 2.8 kPa was calculated.

Description of key information

The vapour pressure for 2,2,4-trimethylpentane was estimated to be 2.8 kPa at 20°C.

Key value for chemical safety assessment

Additional information

The vapour pressure for 2,2,4-trimethylpentane was estimated using the Petrorisk computer model. A value of 2.8 kPa was calculated (CONCAWE 2010).