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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Additional information

The molecular structure of Reaction mass of 2-(3,4-dimethyl-1H-pyrazol-1-yl)succinic acid and 2-(4,5-dimethyl-1H-pyrazol-1-yl)succinic acid is stable in water at neutral and low pH. The molecule contains no hydrolysable functional groups. Therefore, hydrolysis is not considered to be a relevant pathway for this substance in the environment, and further testing on hydrolysis is not necessary. Phototransformation in air is not relevant for this substance, since it is not expected to be found in the atmospheric compartment due to its low vapour pressure (0.002 Pa at 25 °C).