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EC number: 219-616-8 | CAS number: 2481-94-9
Melting point / freezing point
Administrative data
Link to relevant study record(s)
- Endpoint:
- melting point/freezing point
- 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:
- other:
- Principles of method if other than guideline:
- The melting point determination of N,N-diethyl-p-(phenylazo)aniline (CAS No. 2481-94-9) was done following OECD Guideline 102 and according to the metal block capillary method.
- GLP compliance:
- not specified
- Type of method:
- other: standard laboratory 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
- Melting / freezing pt.:
- > 92 - <= 95.5 °C
- Atm. press.:
- 966.73 hPa
- Decomposition:
- no
- Sublimation:
- no
- Remarks on result:
- other: other details not available
- Conclusions:
- The melting point determination of N,N-diethyl-p-(phenylazo)aniline (CAS No. 2481-94-9) 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 92-95.5°C at 966.73 hPa.
- Executive summary:
The melting point determination of Test item N,N-diethyl-p-(phenylazo)aniline (CAS No. 2481-94-9 ) was done as per the test guideline OECD 102. The method followed was according to Capillary/metal block. The Mean Melting Temperature Range was determine to be 92 -95.5°C at 966.73 hPa.
Reference
Description of key information
The melting point determination of N,N-diethyl-p-(phenylazo)aniline (CAS No. 2481-94-9) 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 92-95.5°C at 966.73 hPa.
Key value for chemical safety assessment
- Melting / freezing point at 101 325 Pa:
- 92 °C
Additional information
The melting point determination of Test item N,N-diethyl-p-(phenylazo)aniline (CAS No. 2481-94-9 ) was done as per the test guideline OECD 102. The method followed was according to Capillary/metal block. The Mean Melting Temperature Range was determine to be 92 -95.5°C at 966.73 hPa.
From other reliable sources it is concluded that melting point of N,N-diethyl-p-(phenylazo)aniline is in the range of 97 to 98 Deg C.
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