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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Physical & Chemical properties

Boiling point

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Administrative data

Link to relevant study record(s)

boiling point
Type of information:
experimental study
Adequacy of study:
key study
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data
Principles of method if other than guideline:
no data
GLP compliance:
not specified
Type of method:
other: no data
Key result
Atm. press.:
1 013 hPa
Decomp. temp.:
> 200 °C
Remarks on result:
other: Decomposes below boiling point

The substance decomposes below boiling point

The substance decomposes below boiling point. The boiling point is >200°C.
Executive summary:

The substance decomposes below boiling. The boiling point is >200 °C.

Description of key information

Dibutyl hydrogen phosphate decomposes below boiling. The boiling point is >200 °C.

Key value for chemical safety assessment

Boiling point at 101 325 Pa:
200 °C

Additional information

Further, several data on boiling point are available for dibutyl hydrogen phosphate, but obtained at pressures in the range of 0.013 hPa - 0.07 hPa, not relevant for assessment.