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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Toxicological information

Acute Toxicity: oral

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Administrative data

Endpoint:
acute toxicity: oral
Type of information:
experimental study
Adequacy of study:
weight of evidence
Reliability:
2 (reliable with restrictions)

Data source

Referenceopen allclose all

Reference Type:
publication
Title:
Comparison of the Acute Toxicity of Clioquinol, Histamine, and Chloroform in Different Strains of Mice
Author:
C. Pericin, P. Thomann
Year:
1979
Bibliographic source:
Archives of Toxicology Volume 2, pp 371-373
Reference Type:
review article or handbook
Title:
DPIM : CHR500
Author:
Richard J. Lewis, Sr.
Year:
2007
Bibliographic source:
SAX (Sax's Handbook of Dangerous Industrial Materials):Archives of Toxicology, Supplement. 2 (1979), 371.
Reference Type:
review article or handbook
Title:
RTECS NUMBER : VC5075000
Author:
RTECS Database
Year:
2012
Bibliographic source:
RTECS (Registry of Toxic Effects of Chemical Substances): ATSUDG Archives of Toxicology, Supplement. (Springer-Verlag New York, Inc., Service Center, 44 Hartz Way, Secaucus, NJ 07094) No.1- 1978- Volume(issue)/page/year: 2,371,1979

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other:
Principles of method if other than guideline:
Standard acute method
GLP compliance:
not specified
Test type:
standard acute method

Test material

Constituent 1
Chemical structure
Reference substance name:
Clioquinol
EC Number:
204-984-4
EC Name:
Clioquinol
Cas Number:
130-26-7
Molecular formula:
C9H5ClINO
IUPAC Name:
5-chloro-7-iodoquinolin-8-ol
Details on test material:
- Name of test material (as cited in study report): clioquinol
- Substance type: Organic
- Physical state: Solid

Test animals

Species:
mouse
Strain:
not specified
Sex:
not specified

Administration / exposure

Route of administration:
oral: unspecified
Vehicle:
not specified
Control animals:
not specified

Results and discussion

Effect levels
Sex:
not specified
Dose descriptor:
LD50
Effect level:
69 mg/kg bw
Based on:
test mat.
Remarks on result:
other: Details of toxic effects not reported other than lethal dose value
Mortality:
Lethal dose, 50 percent kill

Applicant's summary and conclusion

Interpretation of results:
Toxicity Category III
Remarks:
Migrated information Criteria used for interpretation of results: EU
Conclusions:
The acute oral median lethal dose (LD50) of clioquinol in rodent - mouse was found to be 69 mg/kg of body weight. Acute toxicity of clioquinol to rodent - mouse by oral route indicates that clioquinol exhibits acute toxicity by the oral route in category 3.


Executive summary:

The acute oral median lethal dose (LD50) of clioquinol in rodent - mouse was found to be 69 mg/kg of body weight. Acute toxicity of clioquinol to rodent - mouse by oral route indicates that clioquinol exhibits acute toxicity by the oral route in category 3.