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Diss Factsheets

Administrative data

Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
07 February 2008
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Basic data given: comparable to guidelines/standards

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2008
Report date:
2008

Materials and methods

Principles of method if other than guideline:
Differential scanning calorimetry (DSC)
Type of method:
differential scanning calorimetry
Remarks:
DSC

Test material

Constituent 1
Chemical structure
Reference substance name:
2,9-dichloro-5,12-dihydroquino[2,3-b]acridine-7,14-dione
EC Number:
221-424-4
EC Name:
2,9-dichloro-5,12-dihydroquino[2,3-b]acridine-7,14-dione
Cas Number:
3089-17-6
Molecular formula:
C20H10Cl2N2O2
IUPAC Name:
2,9-dichloro-5,12-dihydroquino[2,3-b]acridine-7,14-dione
Test material form:
solid: nanoform

Results and discussion

Melting / freezing point
Melting / freezing pt.:
>= 400 °C
Decomposition:
no
Decomp. temp.:
>= 400 °C

Any other information on results incl. tables

The test item does not melt and shows no transition in the DSC below 400°C.

Applicant's summary and conclusion

Conclusions:
The test item has a melting point/decomposition temperature >= 400°C.