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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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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Endpoint:
boiling point
Type of information:
(Q)SAR
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
results derived from a valid (Q)SAR model and falling into its applicability domain, with adequate and reliable documentation / justification
Remarks:
Internationally accepted method, EPI-Suite, EPA (USA)
Justification for type of information:
See attached the QMRF and QPRF for the QSAR model
Guideline:
other: REACH Guidance on QSARs R.6
Principles of method if other than guideline:
Stein, S.E. and Brown, R.L. 1994. Estimation of normal boiling points from group contributions. J. Chem. Inf. Comput. Sci. 34: 581-7.
Specific details on test material used for the study:
SMILES: N(H)(H)(H)(H)OC(=O)CCCCCCCCCCCCCCCCC
Key result
Boiling pt.:
501.35 °C
Atm. press.:
1 atm
Remarks on result:
other: QSAR predicted value

MPBPVP predicted that ammonium stearate has a boiling point of 501.35ºC

Conclusions:
The estimated boiling point is 501.35 ºC (EPI-Suite, MPBPWIN v1.43)
Executive summary:

The substance estimated boiling point is 501.35 ºC (EPI-Suite, MPBPWIN v1.43).

Endpoint:
boiling point
Type of information:
(Q)SAR
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
results derived from a valid (Q)SAR model and falling into its applicability domain, with adequate and reliable documentation / justification
Remarks:
Internationally accepted method, EPI-Suite, EPA (USA)
Justification for type of information:
See attached the QMRF and QPRF for the QSAR model
Guideline:
other: REACH Guidance on QSARs R.6
Principles of method if other than guideline:
Stein, S.E. and Brown, R.L. 1994. Estimation of normal boiling points from group contributions. J. Chem. Inf. Comput. Sci. 34: 581-7.
Specific details on test material used for the study:
SMILES: N(H)(H)(H)(H)OC(=O)CCCCCCCCCCCCCCC
Key result
Boiling pt.:
478.14 °C
Atm. press.:
1 atm
Remarks on result:
other: QSAR predicted value

MPBPVP predicted that ammonium palmitate has a boiling point of 478.14ºC

Conclusions:
The estimated boiling point is 478.14 ºC (EPI-Suite, MPBPWIN v1.43)
Executive summary:

The substance estimated boiling point is 478.14 ºC (EPI-Suite, MPBPWIN v1.43).

Endpoint:
boiling point
Data waiving:
study scientifically not necessary / other information available
Justification for data waiving:
the study does not need to be conducted because the substance is a solid which decomposes before boiling
Justification for type of information:
JUSTIFICATION FOR DATA WAIVING
In accordance with Column 2 of REACH Annex VII, the study does not need to be conducted since the substance decomposes before boiling.
Reason / purpose for cross-reference:
reference to other study

Description of key information

Data waiving (study scientifically not necessary): In accordance with Column 2 of REACH Annex VII, the study does not need to be conducted since the substance decomposes before boiling.

Key value for chemical safety assessment

Additional information

Data waiving (study scientifically not necessary): In accordance with Column 2 of REACH Annex VII, the study does not need to be conducted since the substance decomposes before boiling.