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Diss Factsheets

Toxicological information

Eye irritation

Currently viewing:

Administrative data

Endpoint:
eye irritation: in vivo
Type of information:
migrated information: read-across based on grouping of substances (category approach)
Adequacy of study:
weight of evidence
Study period:
08 Mar - 12 Mar 1988
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: GLP-Guideline study with acceptable restrictions. Lack of details on test material.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1988
Report date:
1988

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 405 (Acute Eye Irritation / Corrosion)
Version / remarks:
adopted in 1981
Deviations:
yes
Remarks:
lack of details on test material
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
Decanoic acid, ester with 1,2,3-propanetriol octanoate
EC Number:
265-724-3
EC Name:
Decanoic acid, ester with 1,2,3-propanetriol octanoate
Cas Number:
65381-09-1
IUPAC Name:
2-hydroxy-1-[(octanoyloxy)methyl]ethyl decanoate

Test animals / tissue source

Species:
rabbit
Strain:
New Zealand White
Details on test animals or tissues and environmental conditions:
TEST ANIMALS
- Source: David Percival Ltd., Moston, Sandbach, Cheshire, UK, and Shrubacre Rabbits, Clay Common, Frostenden, Beccles, Suffolk, UK
- Age at study initiation: 12-16 weeks
- Weight at study initiation: 2.74-3.18 kg
- Housing: individually in suspended metal cages
- Diet: Rabbit Diet (Preston Farmers Limited, New Leak, Boston, Lincolnshire, UK), ad libitum
- Water: ad libitum
- Acclimation period: at least 5 days

ENVIRONMENTAL CONDITIONS
- Temperature (°C): 16-19
- Humidity (%): 45-54
- Air changes (per hr): 15
- Photoperiod (hrs dark / hrs light): 12/12

Test system

Vehicle:
unchanged (no vehicle)
Controls:
other: the untreated eye served as control
Amount / concentration applied:
TEST MATERIAL
- Amount(s) applied (volume or weight with unit): 0.1 mL
Duration of treatment / exposure:
single instillation without rinsing
Observation period (in vivo):
72 h
Reading time points: 1, 24, 48 and 72 h
Number of animals or in vitro replicates:
3
Details on study design:
SCORING SYSTEM: Draize scoring system

TOOL USED TO ASSESS SCORE: ophthalmoscope

Results and discussion

In vivo

Resultsopen allclose all
Irritation parameter:
cornea opacity score
Basis:
mean
Remarks:
out of all 3 animals
Time point:
other: mean over 24, 48 and 72 h
Score:
0
Max. score:
4
Reversibility:
other: reversibility: not applicable
Irritation parameter:
iris score
Basis:
mean
Remarks:
out of all 3 animals
Time point:
other: mean over 24, 48 and 72 h
Score:
0
Max. score:
2
Reversibility:
other: reversibility: not applicable
Irritation parameter:
conjunctivae score
Basis:
mean
Remarks:
out of all 3 animals
Time point:
other: mean over 24, 48 and 72
Score:
0
Max. score:
3
Reversibility:
other: reversibility: not applicable
Irritation parameter:
chemosis score
Basis:
mean
Remarks:
out of all 3 animals
Time point:
other: mean over 24, 48 and 72 h
Score:
0
Max. score:
4
Reversibility:
other: reversibility: not applicable
Irritation parameter:
cornea opacity score
Basis:
animal #1
Remarks:
/Mean
Time point:
24/48/72 h
Score:
0
Max. score:
4
Reversibility:
other: not applicable
Irritation parameter:
cornea opacity score
Basis:
animal #2
Remarks:
/Mean
Time point:
24/48/72 h
Score:
0
Max. score:
4
Reversibility:
other: not applicable
Irritation parameter:
cornea opacity score
Basis:
animal #3
Remarks:
/Mean
Time point:
24/48/72 h
Score:
0
Max. score:
4
Reversibility:
other: not applicable
Irritation parameter:
iris score
Basis:
animal #1
Remarks:
/Mean
Time point:
24/48/72 h
Score:
0
Max. score:
2
Reversibility:
other: not applicable
Irritation parameter:
iris score
Basis:
animal #2
Remarks:
/Mean
Time point:
24/48/72 h
Score:
0
Max. score:
2
Reversibility:
other: not applicable
Irritation parameter:
iris score
Basis:
animal #3
Remarks:
/Mean
Time point:
24/48/72 h
Score:
0
Max. score:
2
Reversibility:
other: not applicable
Irritation parameter:
conjunctivae score
Basis:
animal #1
Remarks:
/Mean
Time point:
24/48/72 h
Score:
0
Max. score:
3
Reversibility:
other: not applicable
Irritation parameter:
conjunctivae score
Basis:
animal #2
Remarks:
/Mean
Time point:
24/48/72 h
Score:
0
Max. score:
3
Reversibility:
other: not applicable
Irritation parameter:
conjunctivae score
Basis:
animal #3
Remarks:
/Mean
Time point:
24/48/72 h
Score:
0
Max. score:
3
Reversibility:
other: not applicable
Irritation parameter:
chemosis score
Basis:
animal #1
Remarks:
/Mean
Time point:
24/48/72 h
Score:
0
Max. score:
4
Reversibility:
other: not applicable
Irritation parameter:
chemosis score
Basis:
animal #2
Remarks:
/Mean
Time point:
24/48/72 h
Score:
0
Max. score:
4
Reversibility:
other: not applicable
Irritation parameter:
chemosis score
Basis:
animal #3
Remarks:
/Mean
Time point:
24/48/72 h
Score:
0
Max. score:
4
Reversibility:
other: not applicable
Irritant / corrosive response data:
1 h post-instillation: conjunctival redness (score 1) was observed in all 3 animals. Swelling above normal (chemosis score 1) was observed in 1 animal.
24-72 h post-instillation: no effects were observed in any animal at any reading time point.
Other effects:
No further local or systemic effects were reported.

Applicant's summary and conclusion

Interpretation of results:
not irritating
Remarks:
Migrated information Criteria used for interpretation of results: EU
Conclusions:
CLP: not classified
DSD: not classified