Registration Dossier
Registration Dossier
Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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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EC number: 482-020-3 | CAS number: -
Phototransformation in air
Administrative data
Link to relevant study record(s)
Description of key information
Estimated half-life in the atmosphere based on reaction with hydroxyl radicals.
Key value for chemical safety assessment
- Half-life in air:
- 0.2 d
Additional information
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The estimated half-lifes for 1,3 -cyclohexanedicarboxyaldehyde and
1,4 cyclohexanedicarboxyaldehyde) were estimated as 0.152 days and 0.168 days, respectively, in the atmosphere based on reaction with hydroxyl radicals using the Atmospheric Oxidation Program in EPA EPI Suite . In consideration of the mixture of
1,3 -cyclohexanedicarboxyaldehyde and 1,4 -cyclohexanedicarboxyaldehyde in Unoxol, it will estimated that half-life of Unoxol will be 0.2 days.
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