Registration Dossier

Administrative data

Endpoint:
vapour pressure
Type of information:
experimental study
Adequacy of study:
supporting study
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: Study without detailed documentation.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2008
Report date:
2008

Materials and methods

Test guideline
Qualifier:
no guideline available
GLP compliance:
no
Type of method:
dynamic method

Test material

Constituent 1
Chemical structure
Reference substance name:
N,N-dimethyl-1-adamantanamine
EC Number:
609-335-2
Cas Number:
3717-40-6
Molecular formula:
C12 H21 N
IUPAC Name:
N,N-dimethyl-1-adamantanamine
Details on test material:
Name of test material (as cited in study report): Adamantyldimethylamin
Analytical purity: not specified

Results and discussion

Vapour pressureopen allclose all
Temp.:
20 °C
Vapour pressure:
0.039 hPa
Temp.:
25 °C
Vapour pressure:
0.06 hPa
Temp.:
50 °C
Vapour pressure:
0.399 hPa

Any other information on results incl. tables

     Results:

Temperatur

t/°C

Pressure (exp.)

p/hPa

Pressure (ber. Gl. 2)

p/hPa

Aberration

%

 64.00 1.00  0.997  0.27 
 75.12 2.02  2.018  0,09 
 83.65 3.03  3.042  -0.39 
 93.46 5.03  5.041    -0.22
 100.29 7.03  7.036  -0.09 
 107.78 9.98  9.982  -0.02 
 123.79 20.03  20.017  0.06 
 133.84 30.02  29.980  0.13 
 147.44 50.03  49.942  0.18 
 157.00 70.01  69.869  0.20 
 167.76 99.97  99.869  0.10 
 190.70 199.88  200.204  -0.16 
 205.46 299.85  300.219  -0.12 
 225.78 499.53  500.213  -0.14 
 240.35 699.69  699.950  -0.04 
 257.90 1019.90  1018.473  0.14 

The regression of the results leads with a mean deviation of 0.42 % to the following equation:

ln(p/hPa) = 9.7308 - 4511.47 / (206.97 + t/°C)

The vapour pressure at 20 °C , 25°C and 50 °C was calculated from the regression equation.

Applicant's summary and conclusion