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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Toxicological information

Eye irritation

Currently viewing:

Administrative data

Endpoint:
eye irritation: in vivo
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: GLP - Guideline study

Data source

Reference
Reference Type:
other: Body responsible for the test
Title:
Unnamed
Year:
1995

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: Consumer Product Safety Commission-FHSA-Federal Hazards Substances Regulations, 16 CFR 150
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
2,2-(1,4-phenylene)bis((4H-3,1-benzoxazine-4-one)
EC Number:
418-280-1
EC Name:
2,2-(1,4-phenylene)bis((4H-3,1-benzoxazine-4-one)
Cas Number:
18600-59-4
Molecular formula:
C22H12N2O4
IUPAC Name:
2-[4-(4-oxo-4H-3,1-benzoxazin-2-yl)phenyl]-4H-3,1-benzoxazin-4-one
Details on test material:
Nature of substance: powder

Test animals / tissue source

Species:
other: rabbit, albino New Zealand white

Test system

Amount / concentration applied:
31.1 MG
Number of animals or in vitro replicates:
6

Results and discussion

In vivo

Resultsopen allclose all
Irritation parameter:
conjunctivae score
Basis:
mean
Time point:
24/48/72 h
Score:
0.17
Max. score:
1
Remarks on result:
other: Max. duration: 72 h; Max. value at end of observation period: 0
Irritation parameter:
chemosis score
Basis:
mean
Time point:
24/48/72 h
Score:
0
Max. score:
0
Remarks on result:
other: Max. duration: 0 h; Max. value at end of observation period: 0
Irritation parameter:
cornea opacity score
Basis:
mean
Time point:
24/48/72 h
Score:
0
Max. score:
0
Remarks on result:
other: Max. duration: 0 h; Max. value at end of observation period: 0
Irritation parameter:
iris score
Basis:
mean
Time point:
24/48/72 h
Score:
0
Max. score:
0
Remarks on result:
other: Max. duration: 0 h; Max. value at end of observation period: 0
Irritant / corrosive response data:
Reversibility of any observed effect: Changes fully reversible within 3 days
Other effects:
None.

Applicant's summary and conclusion

Interpretation of results:
other: not classified