Registration Dossier
Registration Dossier
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EC number: 484-470-6 | CAS number: 623-40-5
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:
- 2008
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 117 (Partition Coefficient (n-octanol / water), HPLC Method)
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.8 (Partition Coefficient)
- Deviations:
- no
- GLP compliance:
- yes (incl. QA statement)
- Type of method:
- other: n-octanol/water
- Analytical method:
- high-performance liquid chromatography
- Type:
- log Pow
- Partition coefficient:
- 1.43
- Temp.:
- 22 °C
- pH:
- 7
Reference
| Neutral pH | Neutral pH | |
| Pow | log Pow | |
| Major component peak 1 | 1.6 x 10 | 1.2 |
| Major component peak 2 | 2.1 x 10 | 1.3 |
The log Pow of MPKO was determined by means of HPLC at neutral pH. The following values were determined: Major component peak 1 has a log Pow of 1.2 (Pow = 1.6 x 10). Major component peak 2 has a log Pow of 1.3 (Pow = 2.1 x 10)
Description of key information
1.43 at 22 °C (HPLC method, OECD 117)
Key value for chemical safety assessment
- Log Kow (Log Pow):
- 1.43
- at the temperature of:
- 22 °C
Additional information
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