Registration Dossier
Registration Dossier
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EC number: 272-782-3 | CAS number: 68911-68-2
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:
- 22 February 2018 to 22 August 2018
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.8 (Partition Coefficient - Shake Flask Method)
- Deviations:
- no
- GLP compliance:
- yes
- Type of method:
- slow-stirring method
- Partition coefficient type:
- octanol-water
- Specific details on test material used for the study:
- - Physical form: Dark amber viscous liquid
- CAS Number: 68911-68-2
- Purity: 99 % - Analytical method:
- other: liquid chromatography mass spectrometry
- Key result
- Type:
- log Pow
- Partition coefficient:
- 1.79
- Temp.:
- 25 °C
- Remarks on result:
- other: Component 1 (m/z 168)
- Key result
- Type:
- log Pow
- Partition coefficient:
- 2.25
- Temp.:
- 25 °C
- Remarks on result:
- other: Component 2 (m/z 186)
- Conclusions:
- The partition coefficient (logPow) of the test substance has been determined to be 1.79 (Component 1: m/z 168) and 2.25 (Component 2; m/z 186).
- Executive summary:
In a study performed to the standardised guideline EU Test Method A.8 under GLP conditions, the partition coefficient (logPow) of the test substance has been determined to be 1.79 (Component 1: m/z 168) and 2.25 (Component 2; m/z 186).
Reference
LogPow Results
Test |
Solubility in n-Octanol (mg/L) |
Solubility in Water (mg/L) |
LogPow |
m/z 168 Test 1 |
122135 |
2097 |
1.77 |
m/z 168 Test 2 |
121951 |
2097 |
1.76 |
m/z 168 Mean |
122043 |
2097 |
1.76 |
m/z 186 Test 1 |
179440 |
1013 |
2.25 |
m/z 186 Test 2 |
182184 |
1013 |
2.25 |
m/z 186 Mean |
180812 |
1013 |
2.25 |
LogPow results are rounded to 2 decimal places
Description of key information
In a study performed to the standardised guideline EU Test Method A.8 under GLP conditions, the partition coefficient (logPow) of the test substance has been determined to be 1.79 (Component 1: m/z 168) and 2.25 (Component 2; m/z 186).
Key value for chemical safety assessment
- Log Kow (Log Pow):
- 1.79
- at the temperature of:
- 25 °C
Additional information
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
Reproduction or further distribution of this information may be subject to copyright protection. Use of the information without obtaining the permission from the owner(s) of the respective information might violate the rights of the owner.
