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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
supporting study
Study period:
Not reported
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Information from migrated NONS file, as per inquiry number 06-2120030080-80-0000 permission to refer granted by ECHA.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1986
Report date:
1986

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
OECD Guideline 405 (Acute Eye Irritation / Corrosion)
Qualifier:
equivalent or similar to guideline
Guideline:
EU Method B.5 (Acute Toxicity: Eye Irritation / Corrosion)
Version / remarks:
Reported as "equivalent to Annex V)
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
-
EC Number:
400-820-2
EC Name:
-
Cas Number:
84268-33-7
Molecular formula:
C20H23N3O3
IUPAC Name:
methyl 3-[3-(2H-1,2,3-benzotriazol-2-yl)-5-tert-butyl-4-hydroxyphenyl]propanoate

Test animals / tissue source

Species:
rabbit
Strain:
not specified

Test system

Vehicle:
not specified
Controls:
not specified
Duration of treatment / exposure:
No data
Observation period (in vivo):
72 h
Number of animals or in vitro replicates:
3

Results and discussion

In vivo

Resultsopen allclose all
Irritation parameter:
conjunctivae score
Basis:
animal #1
Time point:
other: overall at 24, 48 and 72 h
Score:
0.33
Max. score:
1
Irritation parameter:
conjunctivae score
Basis:
animal #2
Time point:
other: overall at 24, 48 and 72 h
Score:
0
Max. score:
0
Irritation parameter:
conjunctivae score
Basis:
animal #3
Time point:
other: overall at 24, 48 and 72 h
Score:
0
Max. score:
0
Irritation parameter:
chemosis score
Basis:
animal #1
Time point:
other: overall at 24, 48 and 72 h
Score:
0
Max. score:
0
Irritation parameter:
chemosis score
Basis:
animal #2
Time point:
other: overall at 24, 48 and 72 h
Score:
0
Max. score:
0
Irritation parameter:
chemosis score
Basis:
animal #3
Time point:
other: overall at 24, 48 and 72 h
Score:
0
Max. score:
0
Irritation parameter:
cornea opacity score
Basis:
animal #1
Time point:
other: overall at 24, 48 and 72 h
Score:
0
Max. score:
0
Irritation parameter:
cornea opacity score
Basis:
animal #2
Time point:
other: overall at 24, 48 and 72 h
Score:
0
Max. score:
0
Irritation parameter:
cornea opacity score
Basis:
animal #3
Time point:
other: overall at 24, 48 and 72 h
Score:
0
Max. score:
0
Irritation parameter:
iris score
Basis:
animal #1
Time point:
other: overall at 24, 48 and 72 h
Score:
0
Max. score:
0
Irritation parameter:
iris score
Basis:
animal #2
Time point:
other: overall at 24, 48 and 72 h
Score:
0
Max. score:
0
Irritation parameter:
iris score
Basis:
animal #3
Time point:
other: overall at 24, 48 and 72 h
Score:
0
Max. score:
0

Any other information on results incl. tables

Slight, transient conjunctival irritation was noted, but no other signs were reported.

Applicant's summary and conclusion

Interpretation of results:
not irritating
Remarks:
Migrated information Criteria used for interpretation of results: EU
Conclusions:
Based on the results of the study, the substance was determined to not be irritating to eyes
Executive summary:

In a study conducted to OECD Guideline 405 (equivalent to the standardised EU Annex V method B5) under conditions of GLP, the substance was noted to cause slight, transient conjunctival irritation in the one instance. As such the substance is considered to not be irritating to eyes.