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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Henry's Law constant

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Description of key information

Calculation with HENRYWIN v3.20 (EPIWIN software by US-EPA): 1.88E-2 Pa*m³/mol

Key value for chemical safety assessment

Henry's law constant (H) (in Pa m³/mol):
0.002
at the temperature of:
25 °C

Additional information

The distribution of Diallyl-2,2`-oxydiethyl dicarbonate (EC 205-528-7) between aqueous solutions and air was determined by calculation (Chemservice S.A., 2010). The Henry´s Law Constant of the active substance was calculated based on QSAR methods using the computer program from US-EPA (EPIWIN software: HENRYWIN Program v3.20).Using the Bond Method of the computer program HENRYWIN from US-EPA a Henry´s Law Constant of 1.88 E-002 Pa*m3/molwas calculated for the substance at 25 °C.

Since RAV 7MC (EC 700-742-1) contains as a main ingredient RAV 7AT (diallyl 2,2'-oxydiethyl dicarbonate; CAS 142-22-3; EC 205-

528-7), the experimental data from this substance were used in a read-across approach.