Registration Dossier
Registration Dossier
Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.
The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.
Use of this information is subject to copyright laws and may require the permission of the owner of the information, as described in the ECHA Legal Notice.
EC number: 204-694-8 | CAS number: 124-28-7
Vapour pressure
Administrative data
- Endpoint:
- vapour pressure
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- August 02nd, 2011 - August 23th, 2011
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: According to the OECD Guideline 104 and EU method A.4
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 011
- Report date:
- 2011
Materials and methods
Test guidelineopen allclose all
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.4 (Vapour Pressure)
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 104 (Vapour Pressure Curve)
- Deviations:
- no
- GLP compliance:
- no
- Type of method:
- effusion method: vapour pressure balance
Test material
- Reference substance name:
- Dimantine
- EC Number:
- 204-694-8
- EC Name:
- Dimantine
- Cas Number:
- 124-28-7
- Molecular formula:
- C20H43N
- IUPAC Name:
- dimethyl(octadecyl)amine
Constituent 1
Results and discussion
Vapour pressureopen allclose all
- Temp.:
- 20 °C
- Vapour pressure:
- 0.001 Pa
- Temp.:
- 25 °C
- Vapour pressure:
- 0.002 Pa
- Temp.:
- 50 °C
- Vapour pressure:
- 0.038 Pa
Any other information on results incl. tables
Vapour Pressure Balance (Effusion Method)
The vapour pressure was measured in the temperature range of 24 °C to 73 °C. Above 24 °C a vapour pressure could be measured. The measured vapour pressures at the corresponding temperatures are listed in the following table:
Temperature / °C |
Vapour pressure / hPa |
24.4 |
1.2× 10-5 |
29.5 |
3.2× 10-5 |
33.4 |
5.4× 10-5 |
39.2 |
1.1× 10-4 |
42.7 |
1.5× 10-4 |
47.2 |
2.8× 10-4 |
52.3 |
4.7× 10-4 |
56.4 |
7.3× 10-4 |
61.3 |
1.4× 10-3 |
66.6 |
2.3× 10-3 |
73.2 |
4.7× 10-3 |
The following vapour pressure values for the test item were extrapolated from the experimental data:
T / °C |
p / hPa |
p / Pa |
20 |
8.9× 10-6 |
8.9× 10-4 |
25 |
1.8× 10-5 |
1.8× 10-3 |
50 |
3.8× 10-4 |
3.8× 10-2 |
Applicant's summary and conclusion
- Conclusions:
- The vapour pressure of the test substance was 0.00089 Pa at 20°C and 0.0018 Pa at 25°C.
- Executive summary:
The vapour pressure of the test item was determined according to the European Commission Regulation (EC) No. 440/2008, Part A: Methods for the determination of physico-chemical properties A.4. Vapour pressure: Vapour Pressure Balance (Effusion method) and OECD test guideline OECD 104 (Vapour pressure).
The following vapour pressure values for the test item were extrapolated from the experimental data:
T / °C
p / hPa
p / Pa
20
8.9× 10-6
8.9× 10-4
25
1.8× 10-5
1.8× 10-3
50
3.8× 10-4
3.8× 10-2
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
Reproduction or further distribution of this information may be subject to copyright protection. Use of the information without obtaining the permission from the owner(s) of the respective information might violate the rights of the owner.
