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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Description of key information

Key value for chemical safety assessment

Justification for classification or non-classification

No experimental data are available for the assessment of skin sensitizing properties of 3-(methylthio)aniline.

The structure activity relationship of the substance was investigated in silico by using the QSAR Toolbox 4.3.1 (released 2019). No alerts for skin sensitization were identified by the Toolbox. Thus, there is no indication in silico for a skin sensitizing potential of 3-(methylthio)aniline.

However, based on the structural similarity of 3-(methylthio)aniline to aniline (62 -53 -3) and the similarity of metabolism of both substances in rat liver simulated by the QSAR Toolbox, the experimental results for aniline will be taken over to 3 -(methylthio)aniline. Thus, 3 -(methylthio)aniline will be classified as skin sensitizer with Skin Sens 1B (H317) in accordance to aniline (self-classification of the registrant) as long as no experimental data are available for 3 -(methylthio)aniline itself.

A high skin permeability is predicted for 3-(methylthio)aniline in the Toolbox (Schlecker, 2019).