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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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.

Diss Factsheets

Administrative data

Description of key information

The acute oral LD50 of the substance was predicted to be 1689.28 mg/kg; however, the reliability of that prediction shows strong restrictions.

Key value for chemical safety assessment

Acute toxicity: via oral route

Link to relevant study records
Reference
Endpoint:
acute toxicity: oral
Type of information:
(Q)SAR
Adequacy of study:
other information
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
results derived from a valid (Q)SAR model and falling into its applicability domain, with limited documentation / justification
Justification for type of information:
The reliability assessment of the prediction is shown in the attached document (QPRF).
Qualifier:
equivalent or similar to guideline
Guideline:
other: ECHA guidance on information requirements and chemical safety assessment Chapter R.6: QSARs and grouping of chemicals.
Specific details on test material used for the study:
C1C2=CC=CC=C2C(NC3=CC=CC=C31)CN4C(=O)C5=CC=CC=C5C4=O
Dose descriptor:
LD50
Effect level:
ca. 1 689.28 other: mg/kg

The prediction was deemeto be reliable with restrictions on the basis of the parameters listed above. The molecule might fall into the applicability domain of the model.

Interpretation of results:
study cannot be used for classification
Conclusions:
The acute oral LD50 of the substance was predicted to be 1689.28 mg/kg; however, the reliability of that prediction shows strong restrictions.

Additional information

Justification for classification or non-classification

Due to low reliability of the predictions, data available are deemed to be inconclusive. Overall, the substance should not be classified for acute oral toxicity.


No data are available for acute dermal toxicity and acute inhalation toxicity.