Registration Dossier

Data platform availability banner - registered substances factsheets

Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Melting point / freezing point

Currently viewing:

Administrative data

Link to relevant study record(s)

Reference
Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2014
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
guideline study without detailed documentation
Qualifier:
according to guideline
Guideline:
EU Method A.1 (Melting / Freezing Temperature)
Deviations:
no
GLP compliance:
no
Other quality assurance:
ISO/IEC 17025 (General requirements for the competence of testing and calibration laboratories)
Type of method:
thermal analysis
Melting / freezing pt.:
257 °C
Atm. press.:
1 017 hPa
Conclusions:
The melting point of 14H-benz[4,5]isoquino[2,1-a]perimidin-14-one was measured at 257 °C at 1017 hPa.
Executive summary:

The melting point of 14H-benz[4,5]isoquino[2,1-a]perimidin-14-one was determined according to the method EC Test Procedure A.1 'Melting/Freezing Temperature' – ASTM E 537 ‘Standard method for assessing the thermal stability of chemicals by methods of differential thermal analysis’. The Differential Thermal Analysis (DTA) was used and the measurement showed a melting point of 257 °C at 1017 hPa.

Description of key information

The melting point of 14H-benz[4,5]isoquino[2,1-a]perimidin-14-one was measured at 257 °C at 1017 hPa.

Key value for chemical safety assessment

Melting / freezing point at 101 325 Pa:
257 °C

Additional information