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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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, other
Remarks:
QSAR prediction
Type of information:
(Q)SAR
Adequacy of study:
key study
Study period:
2019
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
results derived from a valid (Q)SAR model and falling into its applicability domain, with adequate and reliable documentation / justification

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2019
Report date:
2019

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: REACH Guidance on QSARs R.6 (QSPR model adapted specifically from OECD test guideline 405)
Principles of method if other than guideline:
The purpose of the in silico study was to predict the Acute Eye Irritation/Corrosion potential of the test item - multiconstituent containing Methyl Linolenate, Methyl Linoleate and Methyl Oleate. This prediction was performed using the following QSAR models:
* Nexus DEREK v6.0.1
* OECD QSAR Toolbox v4.3 (profiling results)

The final consensus result for Acute Eye Irritation/Corrosion was derived by applying a consensus method on the reliable results derived for individual models.

Test material

Constituent 1
Chemical structure
Reference substance name:
Methyl (9Z,12Z,15Z)-9,12,15-octadecatrienoate
EC Number:
206-102-3
EC Name:
Methyl (9Z,12Z,15Z)-9,12,15-octadecatrienoate
Cas Number:
301-00-8
Molecular formula:
C19H32O2
IUPAC Name:
methyl octadeca-9,12,15-trienoate
Constituent 2
Chemical structure
Reference substance name:
Methyl linoleate
EC Number:
203-993-0
EC Name:
Methyl linoleate
Cas Number:
112-63-0
Molecular formula:
C19H34O2
IUPAC Name:
methyl octadeca-9,12-dienoate
Constituent 3
Chemical structure
Reference substance name:
Methyl oleate
EC Number:
203-992-5
EC Name:
Methyl oleate
Cas Number:
112-62-9
Molecular formula:
C19H36O2
IUPAC Name:
methyl (Z)-octadec-9-enoate
impurity 1
Chemical structure
Reference substance name:
Methyl palmitate
EC Number:
203-966-3
EC Name:
Methyl palmitate
Cas Number:
112-39-0
Molecular formula:
C17H34O2
IUPAC Name:
methyl palmitate
Test material form:
liquid
Specific details on test material used for the study:
SMILES:
* Methyl Linolenate: O=C(OC)CCCCCCCC=CCC=CCC=CCC
* Methyl Linoleate: O=C(OC)CCCCCCCC=CCC=CCCCCC
* Methyl oleate: O=C(OC)CCCCCCCC=CCCCCCCCC

Test animals / tissue source

Species:
other: Not specified
Strain:
not specified

Results and discussion

In vitro

Results
Remarks on result:
other: Non-irritant to the eye
Remarks:
QSAR predicted value

Applicant's summary and conclusion

Interpretation of results:
GHS criteria not met
Conclusions:
According to OECD QSAR Toolbox v4.2 and Nexus DEREK, the mixture of Methyl Linolenate, Methyl linoleate and Methyl oleate is predicted as a non-irritant to the eye.