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Physical & Chemical properties

Vapour pressure

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Administrative data

Endpoint:
vapour pressure
Type of information:
experimental study
Adequacy of study:
key study
Study period:
31 March 2010 - 21 April 2010
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: The study has been performed according to OECD and EC guidelines and according to GLP principles.

Data source

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

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to
Guideline:
OECD Guideline 104 (Vapour Pressure Curve)
Deviations:
no
Qualifier:
according to
Guideline:
EU Method A.4 (Vapour Pressure)
Deviations:
no
GLP compliance:
yes (incl. certificate)
Type of method:
effusion method: by loss of weight or by trapping vaporisate

Test material

Reference
Name:
Unnamed
Type:
Constituent
Test material form:
other: liquid
Details on test material:
- Name of test material (as cited in study report): Tetra ethylene pentamine
- Molecular formula: C8H23N5
- Molecular weight: 189.3
- Substance type: Clear colourless to pale yellow liquid
- Physical state: liquid
- Analytical purity: 96.7 area%
- Impurities (identity and concentrations): -
- Isomers composition: -
- Purity test date: -
- Lot/batch No.: P0632
- Expiration date of the lot/batch: 18 August 2010
- Stability under test conditions: Stable
- Storage condition of test material: At room temperature in the dark under nitrogen
- Other: Hygroscopic

Results and discussion

Vapour pressure
Temp.:
20 °C
Vapour pressure:
0.019 Pa

Applicant's summary and conclusion

Conclusions:
112-57-2, TEPA,
The isothermal thermogravimetric effusion method was chosen for the determination of the vapour pressure of Tetra ethylene pentamine. The vapour pressure of the test substance at 20°C (293K) was 1.89E-2 Pa = 1.42E-4 mmHg.