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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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: 202-785-7 | CAS number: 99-76-3
Bioaccumulation: aquatic / sediment
Administrative data
- Endpoint:
- bioaccumulation: aquatic / sediment
- Type of information:
- calculation (if not (Q)SAR)
- Remarks:
- Migrated phrase: estimated by calculation
- Adequacy of study:
- supporting study
- Study period:
- 1999
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: Peer reviewed data base.
Data source
Referenceopen allclose all
- Reference Type:
- secondary source
- Title:
- TOXNET / HSDB - Hazardous Substances Data Bank
- Author:
- Anon.
- Year:
- 2 009
- Bibliographic source:
- U.S. National Library of Medicine, Bethesda, Maryland, US; http://www.toxnet.nlm.nih.gov/
- Reference Type:
- publication
- Title:
- Exploring QSAR. Hydrophobic, Electronic, and Steric Constants
- Author:
- Meylan, W.M. et al.
- Year:
- 1 999
- Bibliographic source:
- Environ Toxicol Chem 18: 664-72 (1999); cited in TOXNET / HSDB - Hazardous Substances Data Bank
Materials and methods
Test guideline
- Qualifier:
- no guideline followed
- Principles of method if other than guideline:
- Estimation method using a log Kow of 1.96 and a regression-derived equation.
Test material
- Reference substance name:
- Methyl 4-hydroxybenzoate
- EC Number:
- 202-785-7
- EC Name:
- Methyl 4-hydroxybenzoate
- Cas Number:
- 99-76-3
- Molecular formula:
- C8H8O3
- IUPAC Name:
- methyl 4-hydroxybenzoate
Constituent 1
Results and discussion
Any other information on results incl. tables
An estimated BCF of 6.4 was calculated for methylparaben, using a log Kow of 1.96 and a regression-derived equation.
Applicant's summary and conclusion
- Conclusions:
- An estimated BCF of 6.4 was calculated for methylparaben, using a log Kow of 1.96 and a regression-derived equation.
- Executive summary:
An estimated BCF of 6.4 was calculated for methylparaben, using a log Kow of 1.96 and a regression-derived equation.
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.
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