Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Endpoint:
acute toxicity: dermal
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: only secondary literature

Data source

Reference
Reference Type:
secondary source
Title:
Patty's Industrial Hygiene and Toxicology
Author:
Rowe and McCollister
Year:
1982
Bibliographic source:
Clayton and Clayton (eds.), Vol.2C, 3rd ed. (1982), John Wiley & Sons, New York, 4604 - 4605, 4608, 4701

Materials and methods

Test guideline
Qualifier:
no guideline followed
Principles of method if other than guideline:
Acute dermal toxicity, no further details
GLP compliance:
not specified
Test type:
standard acute method

Test material

Constituent 1
Chemical structure
Reference substance name:
2-methylbutan-2-ol
EC Number:
200-908-9
EC Name:
2-methylbutan-2-ol
Cas Number:
75-85-4
Molecular formula:
C5H12O
IUPAC Name:
2-methylbutan-2-ol

Test animals

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

Administration / exposure

Type of coverage:
occlusive
Vehicle:
not specified
Duration of exposure:
24 hours
Control animals:
not specified
Details on study design:
no data

Results and discussion

Effect levels
Sex:
not specified
Dose descriptor:
LD50
Effect level:
1 720 mg/kg bw
Based on:
test mat.
Mortality:
no data
Clinical signs:
no data
Body weight:
no data
Gross pathology:
no data

Applicant's summary and conclusion

Interpretation of results:
Toxicity Category IV
Remarks:
Migrated information Criteria used for interpretation of results: EU
Conclusions:
The acute dermal toxicity of the test item was determined. The LD50 value was determined to be 1720 mg/kg bw.
Executive summary:

The acute dermal toxicity of the test item was determined. The test item was applicated occlusively as standard acute method. The rabbits were exposed to the test material over a period of 24 hours. The LD50 value was determined to be 1720 mg/kg bw.