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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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.
Use of this information is subject to copyright laws and may require the permission of the owner of the information, as described in the ECHA Legal Notice.
EC number: 203-247-4 | CAS number: 104-88-1
Partition coefficient
Administrative data
- Endpoint:
- partition coefficient
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- guideline study with acceptable restrictions
Data source
Reference
- Reference Type:
- publication
- Title:
- Octanol/water partition coefficients for environmentally important organic compounds: Test of three RP-HPLC-methods and new experimental results
- Author:
- Ritter S, Hauthal W H & Maurer G
- Year:
- 1 995
- Bibliographic source:
- ESPR - Environ. Sci. & Pollut. Res. 2: 153-160
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 117 (Partition Coefficient (n-octanol / water), HPLC Method)
- GLP compliance:
- not specified
- Type of method:
- HPLC method
- Partition coefficient type:
- octanol-water
Test material
- Reference substance name:
- 4-chlorobenzaldehyde
- EC Number:
- 203-247-4
- EC Name:
- 4-chlorobenzaldehyde
- Cas Number:
- 104-88-1
- Molecular formula:
- C7H5ClO
- IUPAC Name:
- 4-chlorobenzaldehyde
- Details on test material:
- - Name of test material (as cited in study report): 4-chlorobenzaldehyde
- Analytical purity: >98% (inferred: the authors refer to the study by Ritter et al. (1994; see in this section) for information on the substance, in which the purity is stated)
Constituent 1
Results and discussion
Partition coefficient
- Type:
- log Pow
- Partition coefficient:
- 2.34
- Temp.:
- 25 °C
- pH:
- ca. 7
Applicant's summary and conclusion
- Conclusions:
- For the test item a logPow of 2.34 was determined in a study according to OECD Guideline 117.
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.
