Registration Dossier
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EC number: 211-108-4 | CAS number: 629-78-7
Vapour pressure
Administrative data
Link to relevant study record(s)
- Endpoint:
- vapour pressure
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 104 (Vapour Pressure Curve)
- Deviations:
- no
- GLP compliance:
- no
- Type of method:
- dynamic method
- Specific details on test material used for the study:
- Batch-no.: 05116/MA
- Key result
- Temp.:
- 20 °C
- Vapour pressure:
- 0.017 Pa
- Remarks on result:
- other: calculated
- Key result
- Temp.:
- 50 °C
- Vapour pressure:
- 0.67 Pa
- Remarks on result:
- other: calculated
- Conclusions:
- Calculated vapour pressure at 20 °C 1.7 E-05 kPa and at 50 °C 6.7 E-04 kPa.
- Executive summary:
The vapour pressure was measured with OECD 104 guideline method in a temperature range from 382.33 K to 574.07 K. To the experimental data Antoine parameters were fitted. Calculated values at 20 and 50 °C are given.
Reference
Experimental vapour pressure data:
| T [K] | P [kPa] |
| 382.33 | 0.08 |
| 387.13 | 0.11 |
| 399.43 | 0.23 |
412.03 |
0.46 |
424.46 |
0.85 |
432.91 |
1.26 |
444.57 |
2.09 |
450.41 |
2.66 |
468.31 |
5.35 |
470.19 |
5.57 |
481.36 |
8.14 |
496.27 |
13.23 |
512.85 |
22.24 |
| 523.86 | 29.49 |
| 541.48 | 48.07 |
| 557.58 | 67.63 |
| 574.97 | 101.27 |
Description of key information
1.7 E-05 kPa at 20 °C; 6.7 E-04 kPa at 50 °C
Key value for chemical safety assessment
- Vapour pressure:
- 0.017 Pa
- at the temperature of:
- 20 °C
Additional information
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