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Density

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Reference
Endpoint:
density, other
Remarks:
density
Type of information:
experimental study
Adequacy of study:
key study
Study period:
19-09-2017 – 19-09-2017
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 12H-phthaloperin-12-one (CAS No. 6925-69-5 ) was determined following OECD guideline 109 and according to 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 : 12H-phthaloperin-12-one
- Common name : C.I. Solvent Orange 60
- Molecular formula : C18H10N2O
- Molecular weight : 270.29 g/mol
- Smiles notation : O=C1N2c3c4c(cccc4N=C2c2ccccc12)ccc3
- InChl : 1S/C18H10N2O/c21-18-13-8-2-1-7-12(13)17-19-14-9-3-5-11-6-4-10-15(16(11)14)20(17)18/h1-10H
- Substance type : Organic
- Physical state : Solid
Key result
Type:
density
Density:
1.253 g/cm³
Temp.:
20 °C
Remarks on result:
other: At 967.5 hPa.

S. No.

Method Details

Observed Values

1stObservation

  2ndObservation

1.                   

Guideline

OECD 109

 

 

2.                   

Method

Adapted from ASTM

D854-02

3.                   

Principle of Method

The density of test item is

determined by using

pyknometer. It is the ratio

of mass of the unit

volume of test item at a

stated temperature to

mass of the same volume

of gas free distilled water

at a stated temperature.

 

 

4.                   

Test temperature    

(°C)

20oC

20oC

5.                   

Atmospheric pressure

(hPa)

968.5 hPa

966.5 hPa

6.                   

Weight of empty dry pyknometer(X)

g

 31.116 g

30.874 g

7.                   

Weight of pyknometer + test item(Y)

g

 35.184 g

34.941 g

8.                   

Weight of pyknometer + water(Z)

g

 80.828 g

 81.173 g

9.

  Weight of

pyknometer +test

Item+ water (WB)

g

 81.693

 81.964

CALCULATIONS:

FOR SOLIDS: By Pyknometer:

      Calculated values
   1st Calculation  2nd Calculation
 Wo=WPS-WP  4.0680  4.0670
 (WA-WB)  -0.8649  -0.7910

 Specific Gravity = WO/[WO +

(WA-WB)]

1.2700 

 1.2414

 Specific Gravity; Gs

 1.2700

 1.2414

 Density (g/cm³)

 1.2677

    1.2391

 Mean Density (g/cm³)

 1.2534    

Conclusions:
The density of Test item 12H-phthaloperin-12-one (CAS No. 6925 -69-5 ) was determined following OECD guideline 109 and according to 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 1.2534 g/cm³ at 20°C and 967.5 hPa.
Executive summary:

The density of Test item 12H-phthaloperin-12-one (CAS No. 6925 -69-5 ) was determined following OECD guideline 109 and according to 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 1.2534 g/cm³ at 20°C and 967.5 hPa.

Description of key information

The density of Test item 12H-phthaloperin-12-one (CAS No. 6925 -69-5 ) was determined following OECD guideline 109 and according to 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 1.2534 g/cm³ at 20°C and 967.5 hPa.

Key value for chemical safety assessment

Additional information

The density of Test item 12H-phthaloperin-12-one (CAS No. 6925 -69-5 ) was determined following OECD guideline 109 and according to 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 1.2534 g/cm³ at 20°C and 967.5 hPa.