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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Skin irritation / corrosion

Currently viewing:

Administrative data

Endpoint:
skin irritation: in vivo
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
other: Body responsible for the test
Title:
Unnamed
Year:
2002

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: Annex V
GLP compliance:
yes

Test material

Constituent 1
Reference substance name:
-
EC Number:
444-000-2
EC Name:
-
Cas Number:
Not specified
Molecular formula:
Not applicable because it is a UVCB substance.
IUPAC Name:
3-[3-(pentanoyloxy)-2,2-bis[(pentanoyloxy)methyl]propoxy]-2,2-bis[(pentanoyloxy)methyl]propyl pentanoate; 3-{3-[(3,5,5-trimethylhexanoyl)oxy]-2,2-bis({[(3,5,5-trimethylhexanoyl)oxy]methyl})propoxy}-2,2-bis({[(3,5,5-trimethylhexanoyl)oxy]methyl})propyl 3,5,5-trimethylhexanoate

Test animals

Species:
rabbit
Strain:
New Zealand White

Test system

Type of coverage:
semiocclusive
Preparation of test site:
not specified
Vehicle:
other: Test material was used as supplied
Duration of treatment / exposure:
4h
Number of animals:
3

Results and discussion

In vivo

Resultsopen allclose all
Irritation parameter:
erythema score
Basis:
animal #1
Remarks:
(mean score 1)
Time point:
24/48/72 h
Score:
1
Reversibility:
fully reversible within: 7 days
Irritation parameter:
erythema score
Basis:
animal #2
Remarks:
(mean score 2)
Time point:
24/48/72 h
Score:
1
Reversibility:
fully reversible within: 7 days
Irritation parameter:
erythema score
Basis:
animal #3
Remarks:
(mean score 3)
Time point:
24/48/72 h
Score:
0.7
Reversibility:
fully reversible within: 7 days
Irritation parameter:
erythema score
Max. score:
1
Reversibility:
fully reversible within: 7 days
Remarks on result:
other: Max. duration: 72 d; Max. value at end of observation period: 0 (related to all animals)
Irritation parameter:
edema score
Basis:
animal #1
Remarks:
(mean score 1)
Time point:
24/48/72 h
Score:
0
Irritation parameter:
edema score
Basis:
animal #2
Remarks:
(mean score 2)
Time point:
24/48/72 h
Score:
0
Irritation parameter:
edema score
Basis:
animal #3
Remarks:
(mean score 3)
Time point:
24/48/72 h
Score:
0
Irritation parameter:
edema score
Max. score:
0
Remarks on result:
other: Max. duration: d; Max. value at end of observation period: (related to all animals)
Irritant / corrosive response data:
Reversibility of any observed effect: Changes fully reversible within 7 days.
Other effects:
Very slight erythema was noted at all treated skin sites at
the 24 and 48 hour observations and at two treated skin
sites at the 72-hour observation. All treated skin sites
appeared normal at the 7 day observation.
hours. Treated eyes appeared normal 48 after treatment.

Applicant's summary and conclusion

Interpretation of results:
other: not classified