Registration Dossier

Administrative data

Endpoint:
vapour pressure
Type of information:
experimental study
Adequacy of study:
key study
Study period:
28 October 2008 - 19 December 2008
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: This study has been performed according to OECD and EC guidelines and according to GLP principles.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2009
Report Date:
2009

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to
Guideline:
OECD Guideline 104 (Vapour Pressure Curve)
Deviations:
no
Qualifier:
according to
Guideline:
EU Method A.4 (Vapour Pressure)
Deviations:
no
GLP compliance:
yes (incl. certificate)
Type of method:
effusion method: by loss of weight or by trapping vaporisate

Test material

Reference
Name:
Unnamed
Type:
Constituent
Type:
Constituent
Details on test material:
Identification: ASA404 C7
Molecular formula: C17H16O5
Molecular weight: 300.31
CAS Number: 117570-93-1
Description: Off white powder (determined at NOTOX)
Batch: 072301
Purity: 99.9%
Test substance storage: At room temperature in the dark
Stability under storage conditions: Stable
Expiry date: 18 March 2009

Results and discussion

Vapour pressure
Temp.:
20 °C
Vapour pressure:
< 0 Pa
Remarks on result:
other: The vapour pressure of the test substance at 20°C (293K) was < 1.33 x 10-8 Pa; i.e. < 1.00 x 10-10 mm Hg at 20°C by isothermal thermogravimetry

Applicant's summary and conclusion

Conclusions:
The isothermal thermogravimetric effusion method was chosen for the determination of the vapour pressure of ASA404 C7. The vapour pressure of the test substance at 20°C (293K) was < 1.33 x 10-8 Pa, i.e. = < 1.00 x 10-10 mm Hg.