Registration Dossier
Registration Dossier
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EC number: 211-470-3 | CAS number: 646-24-2
Partition coefficient
Administrative data
Link to relevant study record(s)
- Endpoint:
- partition coefficient
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 2021-05-31 to 2021-09-17
- Reliability:
- 1 (reliable without restriction)
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 107 (Partition Coefficient (n-octanol / water), Shake Flask Method)
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.8 (Partition Coefficient - Shake Flask Method)
- GLP compliance:
- yes
- Type of method:
- flask method
- Key result
- Type:
- log Pow
- Partition coefficient:
- 1.3
- Temp.:
- 23 °C
- pH:
- >= 9.9 - <= 10.3
- Conclusions:
- The partition coefficient of the test item NMDA was determined at 23 °C (pH 9.9 – 10.3) by means of the shake-flask-method, according to OECD Test Guideline 107 (1995) to be: log POW = 1.3 ± 0.1
- Endpoint:
- partition coefficient
- Type of information:
- calculation (if not (Q)SAR)
- Adequacy of study:
- key study
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: The result was obtained by the valid application of a well-established appropriate predictive method
- Principles of method if other than guideline:
- The result was obtained using an appropriate QSAR method which has been validated for use with amines.
- GLP compliance:
- no
- Partition coefficient type:
- octanol-water
- Type:
- log Pow
- Partition coefficient:
- 1.82
- Temp.:
- 20 °C
- pH:
- 7
- Conclusions:
- A partition coefficient log Kow = 1.82 25°C was determined for the substance using an appropriate predictive method.
Referenceopen allclose all
Description of key information
The partition coefficient of the test item NMDA was determined at 23 °C (pH 9.9 – 10.3) by means of the shake-flask-method, according to OECD Test Guideline 107 (1995) to be: log POW = 1.3 ± 0.1
Key value for chemical safety assessment
- Log Kow (Log Pow):
- 1.3
- at the temperature of:
- 23 °C
Additional information
The partition coefficient of the test item NMDA was determined at 23 °C (pH 9.9 – 10.3) by means of the shake-flask-method, according to OECD Test Guideline 107 (1995) to be: log POW = 1.3 ± 0.1
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