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Diss Factsheets

Administrative data

Endpoint:
vapour pressure
Type of information:
experimental study
Adequacy of study:
key study
Study period:
16 January 2018 to 19 January 2018
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2018
Report date:
2018

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EU Method A.4 (Vapour Pressure)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of method:
static method

Test material

Constituent 1
Chemical structure
Reference substance name:
3-morpholinopropylamine
EC Number:
204-590-2
EC Name:
3-morpholinopropylamine
Cas Number:
123-00-2
Molecular formula:
C7H16N2O
IUPAC Name:
3-morpholin-4-ylpropan-1-amine
Test material form:
liquid
Specific details on test material used for the study:
SOURCE OF TEST MATERIAL
- Source and lot/batch No.of test material: 7E401
- Storage condition of test material: At room temperature, at 20 ± 5 °C
- Description: Clear and substantially free of foreign matter
- Purity: 99.8 %
- Expiration Date: November 11, 2018

Results and discussion

Vapour pressure
Key result
Temp.:
20 °C
Vapour pressure:
11.5 Pa
Remarks on result:
other: mean of two runs

Any other information on results incl. tables

Full test results:

Run 1 (10.9 g of sample was degassed for a 22 hour period. The starting vacuum pressure was 0.0015 mbar.)

 Temp / °C  Temp / K P / mbar   **P / Pa
 *20  293.15  0.12  12
 19.7  292.85  0.1149  11.49
 30.0  303.15  0.2372  23.72
 40.1  313.25  0.5005  50.05
50.1  323.25  1.0206 102.06
 60.2 333.35  1.8  180
     

* Determined by interpolation & extrapolation

** Calculated

Run 2 (11.9 g of sample was degassed for a 39 hours period, the starting vacuum pressure was 0.0024 mbar)

 Temp / °C  Temp / K  P / mbar  **P / Pa
*20   293.15  0.11  11
 20.1  293.25  0.1062  10.62
 29.9  303.05  0.2416 24.16
 40.0  313.15  0.4664  46.64
 50.4  323.55  0.9835  98.35
 60.0  333.55  1.7  170

* Determined by interpolation & extrapolation

** Calculated

Applicant's summary and conclusion

Conclusions:
The vapour pressure of the test item was 11.5 Pa at 20°C.