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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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: 209-388-8 | CAS number: 575-61-1
Acute Toxicity: oral
Administrative data
- Endpoint:
- acute toxicity: oral
- Type of information:
- (Q)SAR
- Adequacy of study:
- disregarded due to major methodological deficiencies
- Reliability:
- 4 (not assignable)
- Rationale for reliability incl. deficiencies:
- other: The study results are disregarded as the substance is out of the the Applicability Domain (AD) of the model.
- Justification for type of information:
- QSAR prediction: migrated from IUCLID 5.6
Data source
Reference
- Reference Type:
- publication
- Title:
- Predicted Oral rat LD50
- Author:
- U.S. Environmental Protection
- Bibliographic source:
- T.E.S.T. v.4.1
- Report date:
- 2013
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- other: General model for estimating the LD50
- Principles of method if other than guideline:
- no data
- GLP compliance:
- no
- Test type:
- other: QSAR
- Limit test:
- no
Test material
- Reference substance name:
- 3-benzylidenephthalide
- EC Number:
- 209-388-8
- EC Name:
- 3-benzylidenephthalide
- Cas Number:
- 575-61-1
- Molecular formula:
- C15H10O2
- IUPAC Name:
- 3-benzylidene-2-benzofuran-1-one
- Test material form:
- solid: particulate/powder
- Remarks:
- migrated information: powder
Constituent 1
Administration / exposure
- Control animals:
- no
Results and discussion
Effect levels
- Sex:
- not specified
- Dose descriptor:
- LD50
- Effect level:
- ca. 2 829 mg/kg bw
- Based on:
- test mat.
Any other information on results incl. tables
Model assessment: Prediction is "Oral LD50 = 2829,95 mg/kg", but the result may be not reliable as only moderately similar compounds with known experimental value in the training set have been found. Details are provided in attachment on the section: "attached full study report".
Applicant's summary and conclusion
- Interpretation of results:
- practically nontoxic
- Remarks:
- Migrated information Criteria used for interpretation of results: EU
- Conclusions:
- The obtained results are disregarded as the substance is out from the applicability domain of the model.
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.
