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Administrative data

Endpoint:
vapour pressure
Type of information:
calculation (if not (Q)SAR)
Remarks:
Migrated phrase: estimated by calculation
Adequacy of study:
key study
Study period:
2010
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2010
Report date:
2010

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: calculation
Deviations:
not applicable
Principles of method if other than guideline:
The vapour pressure measurement with the vapour pressure balance and the dynamic method was not possible therefore the vapour pressure was calculated in the temperature range of 120 °C to 250 °C.
GLP compliance:
not specified
Type of method:
other: calculation

Test material

Constituent 1
Chemical structure
Reference substance name:
o-phenylenediamine
EC Number:
202-430-6
EC Name:
o-phenylenediamine
Cas Number:
95-54-5
Molecular formula:
C6H8N2
IUPAC Name:
benzene-1,2-diamine

Results and discussion

Vapour pressureopen allclose all
Temp.:
20 °C
Vapour pressure:
0.71 Pa
Temp.:
25 °C
Vapour pressure:
1.2 Pa
Temp.:
50 °C
Vapour pressure:
11 Pa

Applicant's summary and conclusion

Executive summary:

The calculated vapour pressure of the substance is 1.2 Pa at 25°C

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