Dodecanedioic acid, compound with 2,2',2''-nitrilotriethanol (1:2)

Density

Administrative data

Endpoint:

relative density

Type of information:

experimental study

Adequacy of study:

key study

Study period:

from 12 June 2017 to 20 September 2017

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

guideline study

Data source

Reference

Reference Type:

study report

Title:

Unnamed

Year:

2017

Report date:

2017

Materials and methods

Test guideline

Test guideline 1

Qualifier:

according to guideline

Guideline:

EU Method A.3 (Relative Density)

Version / remarks:

2008

Deviations:

no

Test guideline 2

Qualifier:

according to guideline

Guideline:

OECD Guideline 109 (Density of Liquids and Solids)

Version / remarks:

2012

Deviations:

no

Test guideline 3

Qualifier:

according to guideline

Guideline:

EPA OPPTS 830.7300 (Density / Relative Density / Bulk Density)

Version / remarks:

2002

Deviations:

no

GLP compliance:

yes

Type of method:

air comparison pycnometer (for solids)

Test material

Test material information

Constituent 1

Reference substance name:

Dodecanedioic acid, compound with 2,2',2''-nitrilotriethanol

EC Number:

285-271-5

EC Name:

Dodecanedioic acid, compound with 2,2',2''-nitrilotriethanol

Cas Number:

85049-97-4

Molecular formula:

C12H22O4.xC6H15NO3

IUPAC Name:

dodecanedioic acid - 2,2',2''-nitrilotriethanol (1:1)

1

Reference substance name:

Water

EC Number:

231-791-2

EC Name:

Water

Cas Number:

7732-18-5

Molecular formula:

H2O

IUPAC Name:

Dihydrogen oxide

Test material form:

solid

Remarks:

paste

Details on test material:

Name as cited in report: DDDA TEA salt
Physical appearance: beige to pale yellow paste
Storage conditions: at room temperature

Specific details on test material used for the study:

Melting point: 26.2°C

TREATMENT OF TEST MATERIAL PRIOR TO TESTING
The test item was molten at 35°C. The sample cell was filled with the liquefied test item and cooled in a desiccator under vacuum with silicagel as drying agent at 19.5 ± 0.1°C for 112 min.

Dynamic viscosity of test material:

not applicable (substance is a paste at room temperature)

Results and discussion

Density

Density 1

Key result

Type:

relative density

Density:

1.16 other: dimensionless

Temp.:

20 °C

Remarks on result:

other: D 20 /4

Density 2

Key result

Type:

density

Density:

1.16 g/cm³

Temp.:

20 °C

Any other information on results incl. tables

Relative density D20/4:

Experiment 1: 1.162

Experiment 2: 1.157

Mean: 1.16

Applicant's summary and conclusion

Conclusions:

The relative density D20/4 of the substance was determined to be 1.16.

Executive summary:

The relative density of the substance was determined at 20°C using a gas comparison pycnometer in a GLP study according to EC A.3, OECD 109 and OPPTS 830.7300. The relative density D20/4 was determined in duplicate obtaining a mean value of 1.16.