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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

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Administrative data

Endpoint:
skin sensitisation, other
Remarks:
QSAR
Type of information:
(Q)SAR
Adequacy of study:
weight of evidence
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
results derived from a (Q)SAR model, with limited documentation / justification, but validity of model and reliability of prediction considered adequate based on a generally acknowledged source

Data source

Reference
Reference Type:
other company data
Title:
Unnamed
Year:
2018
Report date:
2018

Materials and methods

Test guideline
Qualifier:
no guideline followed
Principles of method if other than guideline:
Derek Nexus: 5.0.2, Nexus: 2.1.1
Derek prediction report is attached in IULCID.
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
N,N'-propane-1,3-diylbis[3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionamide]
EC Number:
274-157-0
EC Name:
N,N'-propane-1,3-diylbis[3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionamide]
Cas Number:
69851-61-2
Molecular formula:
C37H58N2O4
IUPAC Name:
N,N'-propane-1,3-diylbis[3-(3,5-di-tert-butyl-4-hydroxyphenyl)propanamide]
Details on test material:
Details on test material
- Purity: Not applicable
Smiles: C(=O)(NCCCNC(=O)CCc1cc(C(C)(C)C)c(c(C(C)(C)C)c1)O)CCc2cc(C(C)(C)C)c(c(C(C)(C)C)c2)O (MedChem Designer)
O=C(NCCCNC(=O)CCc1cc(C(C)(C)C)c(c(C(C)(C)C)c1)O)CCc2cc(C(C)(C)C)c(c(C(C)(C)C)c2)O (reformatted by KOWWIN 1.68)
Specific details on test material used for the study:
- Smiles: C(=O)(NCCCNC(=O)CCC=1C=C(C(C)(C)C)C(=C(C(C)(C)C)C=1)O)CCC2=CC(C(C)(C)C)=C(C(C(C)(C)C)=C2)O

Results and discussion

In vivo (non-LLNA)

Results
Remarks on result:
no indication of skin sensitisation
Remarks:
No alerts in the Derek knowledge base were raised for organ toxicity

Applicant's summary and conclusion

Conclusions:
No alerts in the Derek knowledge base were raised for skin sensitisation.
Executive summary:

The Derek model for skin sensitisation was used within the Nexus database. No alerts in the Derek knowledge base were raised for skin sensitisation.