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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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 / corrosion, other
Type of information:
(Q)SAR
Adequacy of study:
weight of evidence
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
results derived from a valid (Q)SAR model and falling into its applicability domain, with limited documentation / justification

Data source

Reference
Reference Type:
other: (Q)SAR Prediction
Title:
Unnamed
Year:
2018

Materials and methods

Test guideline
Qualifier:
no guideline available
Principles of method if other than guideline:
QSAR

Test material

Constituent 1
Chemical structure
Reference substance name:
(5´R,8´S,10´R,13´S,14´S)-13´-methyl-1´,2´,6´,7´8´,12´,13´,14´,15´,16´-decahydro-17´H-spiro[1,3-dioxolane-2,3´-[5,10]epoxycyclopenta[a]phenantren]-17´-one
EC Number:
821-898-8
Cas Number:
39931-87-8
Molecular formula:
C20H26O4
IUPAC Name:
(5´R,8´S,10´R,13´S,14´S)-13´-methyl-1´,2´,6´,7´8´,12´,13´,14´,15´,16´-decahydro-17´H-spiro[1,3-dioxolane-2,3´-[5,10]epoxycyclopenta[a]phenantren]-17´-one
Test material form:
solid: particulate/powder

Results and discussion

In vivo

Results
Irritation parameter:
primary dermal irritation index (PDII)
Score:
1.64
Remarks on result:
no indication of irritation
Remarks:
Predicted value

Applicant's summary and conclusion

Interpretation of results:
GHS criteria not met
Conclusions:
Based on the predicted value the ketoketal-epoxide is not corrosive for the skin.