Registration Dossier
Registration Dossier
Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.
The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.
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EC number: 201-873-2 | CAS number: 88-99-3
Partition coefficient
Administrative data
Link to relevant study record(s)
- Endpoint:
- partition coefficient
- Type of information:
- experimental study
- Adequacy of study:
- supporting study
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- data from handbook or collection of data
- Principles of method if other than guideline:
- no data
- GLP compliance:
- not specified
- Type of method:
- other: no data
- Partition coefficient type:
- octanol-water
- Type:
- log Pow
- Partition coefficient:
- 0.73
- Endpoint:
- partition coefficient
- Type of information:
- experimental study
- Adequacy of study:
- supporting study
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- data from handbook or collection of data
- Principles of method if other than guideline:
- no data
- GLP compliance:
- not specified
- Type of method:
- other: no data
- Partition coefficient type:
- octanol-water
- Type:
- log Pow
- Partition coefficient:
- 0.26
- Endpoint:
- partition coefficient
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- data from handbook or collection of data
- Principles of method if other than guideline:
- no data
- GLP compliance:
- not specified
- Type of method:
- other: no data
- Partition coefficient type:
- octanol-water
- Type:
- log Pow
- Partition coefficient:
- 0.73
- pH:
- 1
- Remarks on result:
- other: no temperature provided
- Details on results:
- temperature not reported
- Executive summary:
The logPow of phthalic acid is 0.73 at pH 1. This value based on the undissociated form of phthalic acid describes a worst-case situation.
Referenceopen allclose all
temperature and pH not reported
temperature and pH not reported
Description of key information
The logPow of phthalic acid is 0.73 at pH 1. This value based on the
undissociated form of phthalic acid describing a worst-case situation.
Key value for chemical safety assessment
- Log Kow (Log Pow):
- 0.73
- at the temperature of:
- 20 °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.
