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Reference
Endpoint:
density, other
Remarks:
density
Type of information:
experimental study
Adequacy of study:
key study
Study period:
26-09-2017 – 26-09-2017
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Justification for type of information:
Experimental test result performed using standard test guidelines
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 (4-(4 -aminophenyl)(4-iminocyclohexa-2,5-dienylidene)methyl)-2-methylaniline hydrochloride (CAS No. 632-99- 5 ) was determined following OECD guideline 109 and according to the method adapted from ASTM D 854-02.
GLP compliance:
no
Type of method:
pycnometer method
Specific details on test material used for the study:
- Name of test material: 4-[(4-aminophenyl)(4-iminocyclohexa-2,5-dien-1-ilydene) methyl]-2-methyl - benzenamine hydrochloride
- IUPAC name:(4-(4-aminophenyl)(4-imino -cyclohexa-2,5-dienylidene) methyl)-2-methylaniline hydrochloride
- Molecular formula: C20H19N3.ClH
- Molecular weight: 337.852 g/mole
- Smiles notation: C(\c1cc(c(N)cc1)C) (c1ccc(N)cc1) =C1/C =CC(=N)C=C1.Cl
- InChl: 1S/C20H19N3.ClH/c1-13-12-16 (6-11-19(13)23)20(14-2-7-17(21)8-3-14)15-4-9-18(22)10-5-15;/h2-12, 21H, 22-23H2,1H3;1H/b20-14-,21-17?;
- Substance type: Organic
- Physical state: Solid
Key result
Type:
density
Density:
0.601 g/cm³
Temp.:
20 °C
Remarks on result:
other: At pressure 970.1 hPa.

RESULTS :

Test temperature (°C)

20°C

20°C

Atmospheric pressure (in hPa)

971.1 hPa

969.2 hPa

Weight of dry pycnometer (g)

(W1) 30.912 g

30.871 g

Weight of pycnometer + water (g)

(W2) 80.329 g

80.773 g

Weight of pycnometer + test substance (g)

(W3) 40.541 g

40.793 g

 

CALCULATIONS:

 

 

 

 

FOR SOLIDS:By Pyknometer:

 

Calculated values

 

 

 

1st Calculation

2nd Calculation

Wo=WPS-WP

9.6290

9.9220

(WA-WB)

5.5600

7.4470

Specific Gravity = WO/[WO +

0.6339

0.5712

(WA-WB)]

 

 

Specific Gravity; Gs

0.6339

0.5712

Density (g/cm³)

0.6327

0.5701

Mean Density (g/cm³)

0.6014

 

Conclusions:
The density of test item (4-(4-aminophenyl)(4-iminocyclohexa-2,5-dienylidene)methyl)-2-methylaniline hydrochloride (CAS No. 632 -99-5)was determined following OECD Guideline 109 and according to the Adapted from ASTM D854 -02 using pyknometer. The mean density of test item was determine to be 0.6014 g/cm³at 20 °C and 970.1 hPa.

Executive summary:

The density of Test item (4-(4 -aminophenyl)(4-iminocyclohexa-2,5-dienylidene)methyl)-2-methylaniline hydrochloride (CAS No. 632-99- 5 ) was determined following OECD guideline 109 and according to the method adapted from ASTM D 854-02. The mean density of the test item was determine to be 0.6014 g/cm³at 20 °C and 970.1 hPa.

Description of key information

The density of Test item (4-(4 -aminophenyl)(4-iminocyclohexa-2,5-dienylidene)methyl)-2-methylaniline hydrochloride (CAS No. 632-99- 5 ) was determined following OECD guideline 109 and according to the method adapted from ASTM D 854-02. The mean density of the test item was determine to be 0.6014 g/cm³at 20 °C and 970.1 hPa.

Key value for chemical safety assessment

Relative density at 20C:
0.601

Additional information

The density of Test item (4-(4 -aminophenyl)(4-iminocyclohexa-2,5-dienylidene)methyl)-2-methylaniline hydrochloride (CAS No. 632-99- 5 ) was determined following OECD guideline 109 and according to the method adapted from ASTM D 854-02. The mean density of the test item was determine to be 0.6014 g/cm³at 20 °C and 970.1 hPa.

From other reliable sources density of (4-(4-aminophenyl)(4-iminocyclohexa-2,5-dienylidene)methyl)-2-methylaniline hydrochloride concluded to be 1.22 g/cm3 at 20 Deg C.