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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

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Endpoint:
vapour pressure
Type of information:
experimental study
Remarks:
unpublished data from a Technical Bulletin
Adequacy of study:
weight of evidence
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: in-house unreported data disclosed on AkzoNobel Technical Bulletin noting a vapor pressure graph
Principles of method if other than guideline:
no data
Type of method:
other: no data
Temp.:
25 °C
Vapour pressure:
ca. 40 Pa
Remarks on result:
other: estimated from vapor pressure graph from 20-150 oC
Conclusions:
in-house unreported data notes vapor pressure graph from 20-150 oC with a vapor pressure of ca. 40 Pa @ 25 oC
Executive summary:

in-house unreported data notes vapor pressure graph from 20-150 oC with a vapor pressure of ca. 40 Pa @ 25 oC

Endpoint:
vapour pressure
Type of information:
calculation (if not (Q)SAR)
Remarks:
estimated by calculation
Adequacy of study:
weight of evidence
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: calculated value (26.6 Pa @ 25 oC) is close to measured value from AkzoNobel Technical Bulletin (40 Pa @ 25 oC)
Principles of method if other than guideline:
calculation
Type of method:
other: calculation
Temp.:
25 °C
Vapour pressure:
26.6 Pa
Remarks on result:
other: calculation
Conclusions:
The calculated vapor pressure is 26.6 Pa @ 25 oC
Executive summary:

The calculated vapor pressure is 26.6 Pa @ 25 oC

Description of key information

The vapour pressure of diethylaluminum ethoxide is ca. 40 Pa @ 25 oC

Key value for chemical safety assessment

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

Additional information

In-house unpublished data reported in Technical Bulletin vapor pressure graph from 20 -150 oC. Since the substance is a transported intermediate, no further testing is done. Supported by calculated value.