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EC number: 218-712-7 | CAS number: 2217-40-5
Vapour pressure
Administrative data
- Endpoint:
- vapour pressure
- Type of information:
- experimental study
- Adequacy of study:
- other information
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: Scientifically acceptable method
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 006
- Report date:
- 2006
Materials and methods
Test guideline
- Guideline:
- other: dynamic method
- GLP compliance:
- not specified
- Type of method:
- dynamic method
Test material
- Reference substance name:
- 1,2,3,4-tetrahydro-1-naphthylamine
- EC Number:
- 218-712-7
- EC Name:
- 1,2,3,4-tetrahydro-1-naphthylamine
- Cas Number:
- 2217-40-5
- Molecular formula:
- C10H13N
- IUPAC Name:
- 1,2,3,4-tetrahydronaphthalen-1-amine
- Details on test material:
- Name of test material (as cited in study report): 1,2,3,4-Tetrahydro-1-naphthylamin
Analytical purity: 98.3 % (by GC in area%)
Constituent 1
Results and discussion
Vapour pressureopen allclose all
- Temp.:
- 20 °C
- Vapour pressure:
- 0.023 hPa
- Remarks on result:
- other: The vapour pressure at 20 °C was calculated from the regression equation.
- Temp.:
- 25 °C
- Vapour pressure:
- 0.036 hPa
- Remarks on result:
- other: The vapour pressure at 25 °C was calculated from the regression equation.
- Temp.:
- 50 °C
- Vapour pressure:
- 0.281 hPa
- Remarks on result:
- other: The vapour pressure at 50 °C was calculated from the regression equation.
Any other information on results incl. tables
Result:
| Temperature [°C] | Vapour Pressure [hPa] | Aberration [%] | |
| Measurement | Calculation | ||
| 68,58 | 1,0 | 1,00 | -0,10 |
| 80,09 | 2,0 | 2,02 | -0,76 |
| 87,32 | 3,1 | 3,04 | 1,85 |
| 96,93 | 5,1 | 5,10 | 0,01 |
| 103,53 | 7,1 | 7,13 | -0,48 |
| 110,74 | 10,0 | 10,13 | -1,27 |
| 126,00 | 20,1 | 20,20 | -0,49 |
| 135,55 | 30,1 | 30,13 | -0,12 |
| 148,45 | 50,1 | 49,96 | 0,28 |
| 157,57 | 70,1 | 69,86 | 0,48 |
| 167,73 | 100,0 | 99,53 | 0,57 |
| 189,42 | 200,0 | 199,17 | 0,41 |
| 203,45 | 299,9 | 299,79 | 0,04 |
| 222,50 | 499,3 | 500,09 | -0,16 |
| 236,15 | 699,5 | 702,49 | -0,43 |
| 250,53 | 1013,4 | 981,32 | 3,17 |
The regression of the results leads with a mean deviation of 0.29 % to the following equation:
ln(p/hPa) = 10,1259 - 4563,68 / (199,33 + t/°C)
The vapour pressure at 20 °C, 25 °C and 50°C was calculated from the regression equation.
Applicant's summary and conclusion
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