Registration Dossier

Diss Factsheets

Administrative data

Endpoint:
relative density
Remarks:
Other density types indicated (migrated information): density
Type of information:
experimental study
Adequacy of study:
key study
Study period:
01 December 2010 – 21 January 2011
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:
2011
Report date:
2011

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
OECD Guideline 109 (Density of Liquids and Solids)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EU Method A.3 (Relative Density)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of method:
other: gas comparison pycnometer (for solids) using helium

Test material

Constituent 1
Chemical structure
Reference substance name:
14,14',15,15'-tetradehydro-7,7'-spirobi[dibenzo[b,g][1,9,4,6]dioxadiazacyclododecine]
EC Number:
700-609-8
Cas Number:
1231148-36-9
Molecular formula:
C31H24N4O4
IUPAC Name:
14,14',15,15'-tetradehydro-7,7'-spirobi[dibenzo[b,g][1,9,4,6]dioxadiazacyclododecine]
Details on test material:
- Name of test material (as cited in study report): SX-1
- Molecular formula: C31H24N4O4
- Molecular weight: 516.55
- Substance type: Pale yellow powder
- Physical state: solid
- Analytical purity: 99.7%
- Lot/batch No.: 008809
- Expiration date of the lot/batch: 02 November 2012
- Stability under test conditions: Stable
- Storage condition of test material: At room temperature in the dark

Results and discussion

Densityopen allclose all
Type:
density
Density:
1.37 g/cm³
Temp.:
20 °C
Remarks on result:
other: mean of 2 tests
Type:
relative density
Density:
1.37
Temp.:
20 °C

Any other information on results incl. tables

The individual measurements were obtained with an accuracy of < 0.02 g/cm3. According to the guideline, the density of the test substance is given as the mean value.

 

Density of the test substance

 

Test 1

Test 2

Mean

 

 

 

 

Density [g/cm3]

1.367

1.366

1.367

 

 

 

 

Applicant's summary and conclusion

Conclusions:
A gas comparison pycnometer was used for the determination of the density and relative density of SX-1. The density of the test substance at 20ºC was 1.37 g/cm3 (1.37 x 10E3 kg/m3). The relative density was 1.37.