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Melting point / freezing point

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Reference
Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
21-07-2018 – 21-07-2018
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:
OECD Guideline 102 (Melting point / Melting Range)
Principles of method if other than guideline:
The melting point determination of Test item [4-(4-phenoxybenzoyl)phenyl](4- phenoxyphenyl)methanone (CAS No. 54299-17-1 ) was done as per the test guideline OECD 102. The method followed was according to Capillary/metal block.
GLP compliance:
not specified
Type of method:
other: standard laboratory method
Specific details on test material used for the study:
- Name of test material (IUPAC name): 1,4-phenylene bis[(4-phenoxyphenyl)-methanone]
- Molecular formula: C32H22O4
- Molecular weight: 470.5218 g/mol
- Smiles : c1ccc(cc1)Oc2ccc(cc2)C(=O)c3ccc(cc3)C(=O)c4ccc(cc4)Oc5ccccc5
- InChI : 1S/C32H22O4/c33-31(25-15-19-29(20-16-25)35-27-7-3-1-4-8-27)23-11-13-24(14-12-23)32(34)26-17-21-30(22-18-26)36-28-9-5-2-6-10-28/h1-22H
- Substance Type: Organic
- Physical State: Solid
- Batch No./ Lot no.: E18/11
- Physical Appearance: White solid powder
- Purity: > 99 % by HPLC
- Stability: Stable in recommended storage conditions
- Storage Conditions: Ambient Temp (23 to 27 °C) √ (Store in a cool place. Keep containers tightly closed in a dry and well ventilated place)
Key result
Melting / freezing pt.:
>= 215.1 - <= 218.8 °C
Atm. press.:
966.5 hPa
Decomposition:
no
Sublimation:
no
Remarks on result:
other: other details not available

    Method Details  Observations

Remarks if,

any

 Guideline  OECD 102                         
Method Capillary/metal block   
 Principle of method

The temperature at which a

solid becomes a liquid at

standard atmospheric

pressure

 

 Grinding of Test

item done

 

 Not required

 Atmospheric

pressure

 hPa

 966.5 hPa

Decomposition

 Decomposition temperature

(°C), if applicable

 No

Sublimation

 Sublimation temperature

(°C), if applicable

 No

 Mean Melting

temperature range

°C  215.1-218.8°C 
Conclusions:
The melting point determination of [4-(4-phenoxybenzoyl)phenyl](4-phenoxyphenyl)methanone (CAS No. 54299-17-1) was done following OECD Guideline 102 and according to the metal block capillary method. The test was conducted in replicates and Mean Melting temperature range was determine to be 215.1-218.8°C at 966.5 hPa.
Executive summary:

The melting point determination of [4-(4-phenoxybenzoyl)phenyl](4-phenoxyphenyl)methanone (CAS No. 54299-17-1) was done following OECD Guideline 102 and according to the metal block capillary method. The test was conducted in replicates and Mean Melting temperature range was determine to be 215.1-218.8°C at 966.5 hPa.

Description of key information

The melting point determination of [4-(4-phenoxybenzoyl)phenyl](4-phenoxyphenyl)methanone (CAS No. 54299-17-1) was done following OECD Guideline 102 and according to the metal block capillary method. The test was conducted in replicates and Mean Melting temperature range was determine to be 215.1-218.8°C at 966.5 hPa.

Key value for chemical safety assessment

Melting / freezing point at 101 325 Pa:
215.1 °C

Additional information

The melting point determination of [4-(4-phenoxybenzoyl)phenyl](4-phenoxyphenyl)methanone (CAS No. 54299-17-1) was done following OECD Guideline 102 and according to the metal block capillary method. The test was conducted in replicates and Mean Melting temperature range was determine to be 215.1-218.8°C at 966.5 hPa.