Registration Dossier
Registration Dossier
Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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.
Use of this information is subject to copyright laws and may require the permission of the owner of the information, as described in the ECHA Legal Notice.
EC number: 204-207-9 | CAS number: 117-78-2
Melting point / freezing point
Administrative data
- Endpoint:
- melting point/freezing point
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- comparable to guideline study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 018
- Report date:
- 2018
Materials and methods
Test guideline
- Qualifier:
- equivalent or similar to guideline
- Guideline:
- OECD Guideline 102 (Melting point / Melting Range)
- Deviations:
- not specified
- GLP compliance:
- no
- Type of method:
- differential scanning calorimetry
Test material
- Reference substance name:
- 9,10-dioxoanthracene-2-carboxylic acid
- EC Number:
- 204-207-9
- EC Name:
- 9,10-dioxoanthracene-2-carboxylic acid
- Cas Number:
- 117-78-2
- Molecular formula:
- C15H8O4
- IUPAC Name:
- 9,10-dioxoanthracene-2-carboxylic acid
- Details on test material:
- AQCA (Lot no. DW 02321DV) purchased from Aldrich Chemical Company (Milwaukee, WI)
Constituent 1
Results and discussion
Melting / freezing point
- Key result
- Melting / freezing pt.:
- >= 290.2 - <= 291.1 °C
- Atm. press.:
- 1 013 hPa
- Decomposition:
- no
Applicant's summary and conclusion
- Conclusions:
- The melting point of 9,10-dioxoanthracene-2-carboxylic acid is 290 – 291°C.
- Executive summary:
According to the DSC curves the test substance has a melting point between 290.2 – 291.1°C.
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
Reproduction or further distribution of this information may be subject to copyright protection. Use of the information without obtaining the permission from the owner(s) of the respective information might violate the rights of the owner.
