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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
comparable to guideline study with acceptable restrictions
Remarks:
limited documentation

Data source

Referenceopen allclose all

Reference Type:
other: Report to Research Institute for Fragrance Materials, Inc. (RIFM)
Title:
Unnamed
Year:
1973
Report date:
1973
Reference Type:
secondary source
Title:
Monographs on Fragrance Raw Materials: 4-tert-BUTYLCYCLOHEXANOL
Author:
Opdyke, D.L.J.
Year:
1974
Bibliographic source:
Food Cosmet Toxicol 12: 833

Materials and methods

Test guideline
Qualifier:
equivalent or similar to guideline
Guideline:
OECD Guideline 401 (Acute Oral Toxicity)
Deviations:
not specified
GLP compliance:
no
Remarks:
study performed prior to implementation of GLP
Test type:
standard acute method
Limit test:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
4-tert-butylcyclohexanol
EC Number:
202-676-4
EC Name:
4-tert-butylcyclohexanol
Cas Number:
98-52-2
Molecular formula:
C10H20O
IUPAC Name:
4-tert-butylcyclohexan-1-ol

Test animals

Species:
rat
Strain:
not specified
Sex:
not specified

Administration / exposure

Route of administration:
oral: unspecified
Vehicle:
not specified
Doses:
2000, 2500, 3200, 4000 and 5000 mg/kg bw
No. of animals per sex per dose:
10 animals per dose (no data on sex)
Control animals:
no
Details on study design:
- Duration of observation period following administration: 14 days

Results and discussion

Effect levels
Sex:
not specified
Dose descriptor:
LD50
Effect level:
4 200 mg/kg bw
Based on:
test mat.
95% CL:
> 3.62 - < 4.87
Mortality:
- 2000 mg/kg bw: 0/10
- 2500 mg/kg bw: 1/10 (The animal died on day 3 of the observation period.)
- 3200 mg/kg bw: 2/10 (The animals died on day 1 and 3 of the observation period, respectively.)
- 4000 mg/kg bw: 4/10 (3 animals died on day 1 and one animal on day 2 of the observation period.)
- 5000 mg/kg bw: 8/10 (7 animals died on day 1 and one animal on day 2 of the observation period.)
Clinical signs:
other: Immediate stimulation followed by ataxia were observed.

Applicant's summary and conclusion

Interpretation of results:
Category 5 based on GHS criteria
Remarks:
Migrated information
Conclusions:
A single dose oral toxicity test of 4-tert-butylcyclohexanol in rats revealed an LD50 value of 4200 mg/kg bw.