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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

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Environmental fate & pathways

Hydrolysis

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Administrative data

Link to relevant study record(s)

Description of key information

The stability of 1-chloro-4-isocyanatobenzene under conditions simulating those in the environment was tested meaning a pH of 7 as well as the presence of air and light. The test substance was dissolved in a buffer solution and subsequently keept at a temperature of 25 °C and ilumination. Samples were periodically taken and measured by the means of HPLC. Over the test duration of 70 h, the concentration of the test substance continuously decreased yielding a half-live of 7.3 h. 1-amino-4-chlorobenzene was identified as the only hydrolysis product (Bayer Industry Services, 2004).

Key value for chemical safety assessment

Additional information