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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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.

Diss Factsheets

Administrative data

Endpoint:
vapour pressure
Type of information:
experimental study
Adequacy of study:
key study
Study period:
08 - 09 February 2017
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2017
Report date:
2017

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
OECD Guideline 104 (Vapour Pressure Curve)
Version / remarks:
2006
Deviations:
no
Qualifier:
according to guideline
Guideline:
EU Method A.4 (Vapour Pressure)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EPA OPPTS 830.7950 (Vapor Pressure)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of method:
dynamic method
Remarks:
Vapour-liquid equilibrium

Test material

Constituent 1
Chemical structure
Reference substance name:
Vinyl propionate
EC Number:
203-293-5
EC Name:
Vinyl propionate
Cas Number:
105-38-4
Molecular formula:
C5H8O2
IUPAC Name:
ethenyl propanoate
impurity 1
Reference substance name:
Unknown impurities.
Molecular formula:
Not available as unknown impurities.
IUPAC Name:
Unknown impurities.
impurity 2
Chemical structure
Reference substance name:
Water
EC Number:
231-791-2
EC Name:
Water
Cas Number:
7732-18-5
Molecular formula:
H2O
IUPAC Name:
Oxidane
Test material form:
liquid: volatile
Details on test material:
Batch No: 57161235
Storage: Room temperature (approx. 20°C)

Results and discussion

Vapour pressureopen allclose all
Key result
Temp.:
20 °C
Vapour pressure:
41.4 hPa
Remarks on result:
other: calculated by extrapolation
Key result
Temp.:
25 °C
Vapour pressure:
54.5 hPa
Remarks on result:
other: calculated by extrapolation
Key result
Temp.:
50 °C
Vapour pressure:
190.1 hPa
Remarks on result:
other: calculated by extrapolation

Any other information on results incl. tables

The vapour pressure of the test item was calculated by extrapolation of the measured vapour pressure curve for the temperatures 20, 25 and 50°C. The measured vapour pressure values together with the measured temperatures are listed in the table in the next section "overall remarks".

Applicant's summary and conclusion

Conclusions:
The vapour pressure of the test item Vinyl propionate (CAS 105-38-4) was calculated by extrapolation of the measured vapour pressure curve for the temperatures 20, 25 and 50°C, according to Regulation EC No. 440/2008 Method A.4. Vapour Pressure and OECD Test Guideline 104 (2006). The vapour pressure of the test item was 41.4 hPa at 20°C, 54.5hPa at 25°C and 190.1hPa at 50°C.
Executive summary:

The vapour pressure of the test item Vinyl propionate (CAS 105-38-4) was calculated by extrapolation of the measured vapour pressure curve for the temperatures 20, 25 and 50°C, according to Regulation EC No. 440/2008 Method A.4. Vapour Pressure and OECD Test Guideline 104 (2006). The vapour pressure of the test item was 41.4 hPa at 20°C, 54.5hPa at 25°C and 190.1hPa at 50°C.