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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Reference
Endpoint:
boiling point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2018-10-05 to 2018-10-09
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
OECD Guideline 103 (Boiling Point)
Type of method:
differential scanning calorimetry
Key result
Atm. press.:
1 015 mBar
Decomposition:
ambiguous
Decomp. temp.:
198 °C
Remarks on result:
other: Peak is most probably decomposition of acetate
Conclusions:
From 198 °C Octadecanoic acid, reaction products with acetic acid and tetraethylenepentamine shows a peak which is most probably attributed to decomposition of acetate and evaporation of decomposition components.
Executive summary:

The boiling behavior of Octadecanoic acid, reaction products with acetic acid and tetraethylenepentamine was measured by DSC between 5 °C and 550 °C with a heating rate of 10 K/min. For the measurement a partially capsulated crucible, typical for boiling point measurements, was used.

From 198 °C Octadecanoic acid, reaction products with acetic acid and tetraethylenepentamine shows a peak which is most probably attributed to decomposition of acetate and evaporation of decomposition components.

The DSC measurements were confirmed by means of TGA measurements under the same measuring conditions.

Description of key information

From 198 °C Octadecanoic acid, reaction products with acetic acid and tetraethylenepentamine shows a peak which is most probably attributed to decomposition of acetate and evaporation of decomposition components.

Key value for chemical safety assessment

Boiling point at 101 325 Pa:
198 °C

Additional information

The boiling behavior of Octadecanoic acid, reaction products with acetic acid and tetraethylenepentamine was measured by DSC between 5 °C and 550 °C with a heating rate of 10 K/min. For the measurement a partially capsulated crucible, typical for boiling point measurements, was used.

From 198 °C Octadecanoic acid, reaction products with acetic acid and tetraethylenepentamine shows a peak which is most probably attributed to decomposition of acetate and evaporation of decomposition components.

The DSC measurements were confirmed by means of TGA measurements under the same measuring conditions.