Registration Dossier

Data platform availability banner - registered substances factsheets

Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Eye irritation

Currently viewing:

Administrative data

Endpoint:
eye irritation
Remarks:
in vitro
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2007

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 405 (Acute Eye Irritation / Corrosion)
GLP compliance:
yes (incl. QA statement)

Test material

Constituent 1
Chemical structure
Reference substance name:
Ethyl 2-bromo-2-methylpropionate
EC Number:
209-980-6
EC Name:
Ethyl 2-bromo-2-methylpropionate
Cas Number:
600-00-0
Molecular formula:
C6H11BrO2
IUPAC Name:
ethyl 2-bromo-2-methylpropionate

Test animals / tissue source

Species:
rabbit
Strain:
other: Enucleated eye

Test system

Vehicle:
unchanged (no vehicle)
Controls:
yes
Duration of treatment / exposure:
Single administration of 0.1 mL
Observation period (in vivo):
4 hours

Results and discussion

In vivo

Results
Irritation parameter:
other: Corneal swelling (%)
Basis:
mean
Time point:
other: 60 / 120/ 240 minutes
Score:
>= 17.8 - <= 36.4
Max. score:
100
Remarks on result:
other: A positive response was retained on 120 and 240 minutes

Applicant's summary and conclusion

Interpretation of results:
highly irritating
Remarks:
Migrated information Criteria used for interpretation of results: EU
Conclusions:
Ethyl 2-bromoisobutyrate was considered to have the potential to cause severe ocular irritancy. The test material was classified as eye irritant category 1 according to CLP regulation, and the highest hazard statement - H318 : Causes serious eye damage - is then required.