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Physical & Chemical properties

Partition coefficient

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
partition coefficient
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2021-12-09 to 2021-12-28
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
guideline study with acceptable restrictions
Remarks:
No GLP
Qualifier:
according to guideline
Guideline:
OECD Guideline 123 (Partition Coefficient (1-Octanol / Water), Slow-Stirring Method)
Deviations:
no
GLP compliance:
no
Type of method:
slow-stirring method
Partition coefficient type:
octanol-water
Analytical method:
liquid chromatography
mass spectrometry
Key result
Type:
log Pow
Partition coefficient:
0.8
Temp.:
20 °C
pH:
8.6
Remarks on result:
other: Starting from water
Key result
Type:
log Pow
Partition coefficient:
0.9
Temp.:
20 °C
pH:
7
Remarks on result:
other: Starting from octanol
Details on results:
The measurements were made at an initial concentration of 3 mg/L in the water phase (pH 8.6) or 3 mg/L in the octanol phase (corresponds to 0.3 mg/L in water phase) at 20ºC.









































Substance



log Pow



 



Starting in octanol



Starting in water



C12-C14 Alkyletherdiamine



 0.8



0.9 



 With the following components in their amine form 



N-{3-[dodecyloxy]propyl}propane-1,3-diamine



0.2



0.5



N-{3-[tetradecyloxy]propyl}propane-1,3-diamine



1.2



1.6



N-{3-[dodecyloxy]propyl}amine



1.8



2.3



N-{3-[tetradecyloxy]propyl}amine



3.0



3.4


Conclusions:
The octanol/water partitioning coefficient has been determined to be 0.85 (log value).
Executive summary:

The octanol/water partitioning coefficient has been determined to be 0.85 (log value).

Description of key information

The octanol/water partitioning coefficient has been determined to be 0.85 (log value).

Key value for chemical safety assessment

Log Kow (Log Pow):
0.85
at the temperature of:
20 °C

Additional information