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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
eye irritation: in vivo
Type of information:
experimental study
Adequacy of study:
other information
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: GLP guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1997

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EU Method B.5 (Acute Toxicity: Eye Irritation / Corrosion)
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
4-hydroxycyclohexan-1-one
EC Number:
620-210-1
Cas Number:
13482-22-9
Molecular formula:
C6H10O2
IUPAC Name:
4-hydroxycyclohexan-1-one

Test animals / tissue source

Species:
rabbit
Strain:
New Zealand White

Test system

Vehicle:
unchanged (no vehicle)
Controls:
other: contralateral eye untreated
Observation period (in vivo):
up to four days after instillation
Number of animals or in vitro replicates:
3 male rabbits

Results and discussion

In vivo

Resultsopen allclose all
Irritation parameter:
overall irritation score
Remarks:
Cornea
Basis:
mean
Remarks:
3 animals
Time point:
other: 1, 24, 48, 72 h after instillation
Score:
0
Max. score:
0
Irritation parameter:
overall irritation score
Remarks:
Iris
Basis:
mean
Remarks:
3 animals
Time point:
other: 1, 24, 48, 72 h after instillation
Score:
0
Max. score:
0
Irritation parameter:
conjunctivae score
Remarks:
Redness
Basis:
mean
Remarks:
3 animals
Time point:
other: 1, 24, 48, 72 hours
Score:
0 - 1
Max. score:
1
Reversibility:
fully reversible within: 96 hours
Irritation parameter:
conjunctivae score
Remarks:
chemosis
Basis:
mean
Remarks:
3 animals
Time point:
other: 1, 24, 48, 72 hours
Score:
0 - 2
Max. score:
2
Reversibility:
fully reversible within: 96 hours

Applicant's summary and conclusion

Interpretation of results:
not irritating
Remarks:
Migrated information Criteria used for interpretation of results: EU