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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Respiratory sensitisation

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Administrative data

Endpoint:
respiratory sensitisation
Remarks:
other: QSAR prediction
Type of information:
(Q)SAR
Adequacy of study:
weight of evidence
Study period:
March 2016
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Accepted QSAR method using software mentioned in the REACH Guidance on Information Requirements and Chemical Safety Asessment. Respiratory sensitisation is a considered a reliable endpoint for QSAR assessment by DEREK NEXUS.
Justification for type of information:
QSAR prediction: migrated from IUCLID 5.6

Data source

Reference
Reference Type:
other: QSAR report
Title:
Unnamed
Year:
2016
Report date:
2016

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
other: Guidance document on the validation of (quantitative) structure-activity relationships models. OECD (September, 2007)
Deviations:
no
Qualifier:
according to guideline
Guideline:
other: Guidance on information requirements and chemical safety assessment, Chapter R.6: QSAR and grouping of chemicals. ECHA (May 2008)
Deviations:
no
Principles of method if other than guideline:
DEREK Nexus version 5.0 was used to predict repiratory sensitisation properties of the three components that KY-EU contains.
GLP compliance:
no

Test material

Constituent 1
Reference substance name:
KY-EU
IUPAC Name:
KY-EU
Details on test material:
- Name of test material (as cited in study report): KY-EU

Results and discussion

Results:
DEREK analysis demonstrates no alerts for respiratory sensitisation present in the DEREK database for the three components that KY-EU contains.

Applicant's summary and conclusion

Interpretation of results:
not sensitising
Conclusions:
Based on the absence of structural alerts for respiratory sensitisation for all three components that KY-EU contains, KY-EU is predicted to be not respiratory sensitising by DEREK Nexus version 5.0.
Executive summary:

The (Q)SAR programme DEREK Nexus version 5.0 was used to predict respiratory sensitising properties of KY-EU. The default of DEREK Nexus version 5.0 fotr the level of likelyhood , mentioning an alert which is evaluated as being equivocal or greater was used. 

No structural alerts were fired for all three components that KY-EU contains. Based on this result, KY-EU is predicted to have no respiratory sensitising properties.