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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
key study
Study period:
1991 - 1992
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: see 'Remark'
Remarks:
Summary report signed by the study director of the original GLP study, plus one internal reviewer. The toxicological information contained in the report was derived from studies which fulfill the requirements of GLP. The report format does not give all information required by the guideline: some experimental details and individual data were not provided.

Data source

Reference
Reference Type:
other company data
Title:
Unnamed
Year:
1992
Report date:
1992

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 405 (Acute Eye Irritation / Corrosion)
Version / remarks:
Not explicitly stated
Deviations:
not specified
GLP compliance:
yes
Remarks:
Confirmed by study director

Test material

Constituent 1
Reference substance name:
Benzeneacetic acid, 2-[(6-chloro-4-pyrimidinyl)oxy]-α-(methoxymethylene)-, methyl ester, (αE)-
IUPAC Name:
Benzeneacetic acid, 2-[(6-chloro-4-pyrimidinyl)oxy]-α-(methoxymethylene)-, methyl ester, (αE)-
Constituent 2
Chemical structure
Reference substance name:
603-525-9
EC Number:
603-525-9
Cas Number:
131860-97-4
Molecular formula:
C15H13ClN2O4
IUPAC Name:
603-525-9

Test animals / tissue source

Species:
rabbit
Strain:
not specified

Test system

Vehicle:
not specified
Controls:
not required
Amount / concentration applied:
TEST MATERIAL
- Amount(s) applied (volume or weight with unit): No data

VEHICLE
- Amount(s) applied (volume or weight with unit): No data
Duration of treatment / exposure:
No data
Observation period (in vivo):
Days 1, 2, and 3
No data on later observations
Number of animals or in vitro replicates:
3

Results and discussion

In vivo

Resultsopen allclose all
Irritation parameter:
cornea opacity score
Basis:
mean
Time point:
24/48/72 h
Score:
0
Max. score:
4
Reversibility:
not specified
Remarks on result:
other: All animals scored 0
Irritation parameter:
iris score
Basis:
mean
Time point:
24/48/72 h
Score:
0
Max. score:
2
Reversibility:
not specified
Remarks on result:
other: All animals scored 0
Irritation parameter:
conjunctivae score
Basis:
mean
Time point:
24/48/72 h
Score:
0.45
Max. score:
3
Reversibility:
not specified
Irritation parameter:
chemosis score
Basis:
mean
Time point:
24/48/72 h
Score:
0.22
Max. score:
4
Reversibility:
not specified
Irritation parameter:
conjunctivae score
Basis:
animal: 13
Time point:
24/48/72 h
Score:
0.67
Max. score:
3
Reversibility:
not specified
Irritation parameter:
conjunctivae score
Basis:
animal: 14
Time point:
24/48/72 h
Score:
0
Max. score:
3
Reversibility:
not specified
Irritation parameter:
conjunctivae score
Basis:
animal: 15
Time point:
24/48/72 h
Score:
0.67
Max. score:
3
Reversibility:
not specified
Irritation parameter:
chemosis score
Basis:
animal: 13
Time point:
24/48/72 h
Score:
0.33
Max. score:
4
Reversibility:
not specified
Irritation parameter:
chemosis score
Basis:
animal: 14
Time point:
24/48/72 h
Score:
0
Max. score:
4
Reversibility:
not specified
Irritation parameter:
chemosis score
Basis:
animal: 15
Time point:
24/48/72 h
Score:
0.33
Max. score:
4
Reversibility:
not specified
Irritant / corrosive response data:
Initial pain reaction (IPR) = Practically none to slight (class 1-2 on a scale of 0-5)

Any other information on results incl. tables

Mild irritant (class 4 on a scale of 1 -8)

Applicant's summary and conclusion

Interpretation of results:
not irritating
Remarks:
Criteria used for interpretation of results: EU
Conclusions:
For this endpoint the summarised result of one study (CTL, Robinson) is available, which was conducted under GLP.
While the full study report is not available, the results are sufficiently detailed and unambiguous as to be suitable for classification and labeling.