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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Endpoint:
vapour pressure
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: guideline study and GLP

Data source

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

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 104 (Vapour Pressure Curve)
GLP compliance:
yes (incl. QA statement)
Type of method:
other: isothermal thermogravimetric effusion method

Test material

Constituent 1
Chemical structure
Reference substance name:
Esterification product of castor oil and tetrahydromethyl-1,3-isobenzofuranedione
EC Number:
700-064-6
Cas Number:
2105830-60-0
Molecular formula:
Not applicable as this is a UVCB substance
IUPAC Name:
Esterification product of castor oil and tetrahydromethyl-1,3-isobenzofuranedione
Test material form:
liquid
Details on test material:
- Molecular weight: 2800-3000
- CAS Name: Castor oil. polymer with tetrahydromethyl-1,3-isobenzofurandione
- Description: Very viscous amber liquid
- Batch: NB2890-61
- Test substance storage: At room temperature in the dark under nitrogen
- Stability under storage conditions: Stable
- Expiry date: 01 January 2009

Results and discussion

Vapour pressure
Temp.:
20 °C
Vapour pressure:
< 0.001 Pa

Applicant's summary and conclusion

Conclusions:
The isothermal thermogravimetric effusion method was chosen for the determination of the vapour pressure of the Substance. The vapour pressure of the test substance at 20°C (293K) was < 1.47 × 10-3 Pa which is equal to < 1.10-5 × 10mm Hg.
Executive summary:

The isothermal thermogravimetric effusion method was chosen for the determination of the vapour pressure of the substance. The vapour pressure of the test substance at 20°C (293K) was < 1.47 × 10-3 Pa which is equal to < 1.10-5 × 10mm Hg.