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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Environmental fate & pathways

Endpoint summary

Administrative data

Description of key information

The substance is hydrolytically stable at pH 4, pH 7, and pH 9, at 50°C
Study performed in accordance with:
- OECD testing guideline 111 and
- GLP requirements.

Additional information

The hydrolysis of 1,3 Di-o-Tolylguanidine was evaluated in a study performed in accordance with OECD testing guideline 111 and GLP requirements.


The results from the primary hydrolysis tests have demonstrated that the substance is hydrolytically stable at pH 4, pH 7, and pH 9, at 50°C.


No additional testing was required.


Quality criteria were fulfilled.