Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
skin irritation: in vitro / ex vivo
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2015
Report date:
2015

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 439 (In Vitro Skin Irritation: Reconstructed Human Epidermis Test Method)
GLP compliance:
yes (incl. QA statement)

Test material

Constituent 1
Chemical structure
Reference substance name:
2,3-bis(acetyloxy)propyl 8-(3-octyloxiran-2-yl)octanoate
Cas Number:
1487263-87-5
Molecular formula:
C25H44O7
IUPAC Name:
2,3-bis(acetyloxy)propyl 8-(3-octyloxiran-2-yl)octanoate
Test material form:
other: oily liquid

Test animals

Species:
human
Strain:
other: RECONSTRUCTED HUMAN EPIDERMIS (RHE)

Results and discussion

Any other information on results incl. tables

INTERPRETATION OF RESULTS

According to EU classification, the irritancy potential of test substances is predicted to distinguish between R38 skin irritating and no-label (non-skin irritating) test substances OECD404 and Regulation (EC) No 1272/2008. In this study the irritancy potential of test substances is predicted by mean tissue viability of tissues exposed to the test substance.

The test substance is considered to be irritant to skin (R38), if the mean relative viability after 10 minutes exposure and 42 hours post incubation is less or equal to 50% of the negative control.

ACCEPTABILITY CRITERIA


The negative control data meet the acceptance criteria if the mean OD value from 3 tissue replicates at 570 nm is: OD>1.2

The positive control data meet the acceptance criteria if the mean viability, expressed as % of the NC, is < 40%.

In both cases, the standard deviation value will be considered valid if it is < 18% according to the performance standard (ECVAM SIVS, 2007).



Applicant's summary and conclusion

Interpretation of results:
not irritating
Remarks:
Migrated information Criteria used for interpretation of results: EU