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Administrative data

Endpoint:
pH
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

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2017
Report date:
2017

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: OECD 122
Principles of method if other than guideline:
The pH determination of test item N,N-diethyl-p-(phenylazo)aniline (CAS No 2481-94-9) was done following OECD guideline 122.
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
N,N-diethyl-p-(phenylazo)aniline
EC Number:
219-616-8
EC Name:
N,N-diethyl-p-(phenylazo)aniline
Cas Number:
2481-94-9
Molecular formula:
C16H19N3
IUPAC Name:
N,N-diethyl-p-(phenylazo)aniline
Test material form:
solid
Details on test material:
- 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
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

Results and discussion

pH value
Key result
pH value:
4.9
Temp.:
26.8 °C
Concentration:
1 vol%
Remarks on result:
other: No other detail available

Applicant's summary and conclusion

Conclusions:
The pH determination of test item N,N-diethyl-p-(phenylazo)aniline (CAS No 2481-94-9) was done following OECD guideline 122. pH of 1% w/v dispersion was measured with the help of pH meter and it was observed to be 4.90 at 26.8 °C
Executive summary:

The pH determination of test item N,N-diethyl-p-(phenylazo)aniline (CAS No. 2481-94-9 ) was done as per the test guideline OECD 122. The mean pH of the test dispersionwas determined with the help of digital pH meter. The mean pH was determine to be 4.90 at 26.8 °C.

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