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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Physical & Chemical properties

Vapour pressure

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
vapour pressure
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data
Guideline:
other: Method not stated.
GLP compliance:
not specified
Type of method:
other: Method not stated.
Key result
Temp.:
25 °C
Vapour pressure:
304 Pa
Conclusions:
A vapour pressure value of 304 Pa at a temperature of 25°C is reported in a handbook or collection of reliable data which has been subject to peer-review and in which the original data sources are traceable. The result is considered to be reliable.

Description of key information

Triethoxy(vinyl)silane: 304 Pa at 25°C (measured)

Key value for chemical safety assessment

Vapour pressure:
304 Pa
at the temperature of:
25 °C

Additional information

A vapour pressure value of 304 Pa at 25°C was obtained for the parent substance from a secondary source (handbook data). Values between <300 to 700 Pa at 20°C have been obtained from other secondary sources (company data). A predicted value of 170 Pa at 25°C was obtained using an acceptable calculation method. The predicted value and the values from the other secondary sources are not in agreement with the key study.