Registration Dossier

Data platform availability banner - registered substances factsheets

Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Density

Currently viewing:

Administrative data

Link to relevant study record(s)

Reference
Endpoint:
density, other
Remarks:
density
Type of information:
experimental study
Adequacy of study:
key study
Study period:
21-08-2017 – 21-08-2017
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
OECD Guideline 109 (Density of Liquids and Solids)
Principles of method if other than guideline:
The density of test item N,N-diethyl-p-(phenylazo)aniline (CAS No. 2481-94-9)was determined following OECD Guideline 109 and according to the Adapted from ASTM D854-02 using pyknometer.
GLP compliance:
no
Type of method:
pycnometer method
Specific details on test material used for the study:
- Name of test material: 4-(Diethylamino)azobenzene ; N,N-diethyl-p-(phenylazo)aniline
- Molecular formula: C16H19N3
- Molecular weight: 253.347 g/mol
- Smiles notation: c1(N(CC)CC)ccc(\N=N\c2ccccc2)cc1
- InChl: 1S/C16H19N3/c1-3-19(4-2)16-12-10-15(11-13-16)18-17-14-8-6-5-7-9-14/h5-13H,3-4H2,1-2H3/b18-17+
- Substance type: Organic
- Physical state: Solid
Key result
Type:
density
Density:
0.382 g/cm³
Temp.:
20 °C
Remarks on result:
other: P= 965.95 hPa
Conclusions:
The density of test item N,N-diethyl-p-(phenylazo)aniline (CAS No. 2481-94-9)was determined following OECD Guideline 109 and according to the Adapted from ASTM D854-02 using pyknometer. The mean density of the test item was determine to be 0.3819 g/cm³ at 20°C and 965.95 hPa.
Executive summary:

The density of Test item N,N-diethyl-p-(phenylazo)aniline (CAS No. 2481-94-9 ) was determined following OECD guideline 109 and according to the method recommended in the International Pharmacopoeia, fourth Edition, 2014 and according to the method adapted from ASTM D 854-02. The mean density of the test item was determine to be 0.3819 g/cm³ at 20°C and 965.95 hPa.

.

Description of key information

The density of test item N,N-diethyl-p-(phenylazo)aniline (CAS No. 2481-94-9)was determined following OECD Guideline 109 and according to the Adapted from ASTM D854-02 using pyknometer. The mean density of the test item was determine to be 0.3819 g/cm³ at 20°C and 965.95 hPa.

Key value for chemical safety assessment

Relative density at 20C:
1.087

Additional information

The density of test item N,N-diethyl-p-(phenylazo)aniline (CAS No. 2481-94-9)was determined following OECD Guideline 109 and according to the Adapted from ASTM D854-02 using pyknometer. The mean density of the test item was determine to be 0.3819 g/cm³ at 20°C and 965.95 hPa.