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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
supporting study
Study period:
no data
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
documentation insufficient for assessment

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1990
Report date:
1990

Materials and methods

Principles of method if other than guideline:
No data
GLP compliance:
no
Test type:
other: No data

Test material

Constituent 1
Chemical structure
Reference substance name:
3-(2-{4-[(Z)-(2,4-DIFLUOROPHENYL)(HYDROXYIMINO)METHYL]PIPERIDIN-1-YL}ETHYL)-2-METHYL-6,7,8,9-TETRAHYDRO-4H-PYRIDO[1,2-A]PYRIMIDIN-4-ONE
EC Number:
603-689-1
Cas Number:
132961-05-8
Molecular formula:
C23H28F2N4O2
IUPAC Name:
3-(2-{4-[(Z)-(2,4-DIFLUOROPHENYL)(HYDROXYIMINO)METHYL]PIPERIDIN-1-YL}ETHYL)-2-METHYL-6,7,8,9-TETRAHYDRO-4H-PYRIDO[1,2-A]PYRIMIDIN-4-ONE
Test material form:
solid: particulate/powder

Test animals

Species:
rat
Strain:
not specified
Sex:
not specified
Details on test animals or test system and environmental conditions:
No data

Administration / exposure

Route of administration:
oral: unspecified
Vehicle:
not specified
Details on oral exposure:
No data
Doses:
640 mg/kg bw
160 mg/kg bw
40 mg/kg bw
No. of animals per sex per dose:
5 rats per dose
Control animals:
not specified
Details on study design:
No data
Statistics:
No data

Results and discussion

Preliminary study:
No data
Effect levels
Dose descriptor:
LD50
Effect level:
129.9 mg/kg bw
95% CL:
75.3 - 224.1
Mortality:
640 mg/kg bw: 5/5 mortality immediately after administration
160 mg/kg bw: 4/5 mortality 1 hour after administration
40 mg/kg bw: 0/5 mortality
Clinical signs:
other: 40 mg/kg bw: no changes in behaviour
Body weight:
other body weight observations
Remarks:
No data
Gross pathology:
No data
Other findings:
No data

Any other information on results incl. tables

Not applicable

Applicant's summary and conclusion

Interpretation of results:
study cannot be used for classification
Conclusions:
The oral LD50-value of substance T001624 is 129.9 (75.3 - 224.1) mg/kg bw.
Executive summary:

Not applicable