Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
appearance / physical state / colour
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: valid certificate of analysis, reliability 1 for this specific endpoint

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2020
Report date:
2020

Materials and methods

Principles of method if other than guideline:
visual inspection and smell test
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
5,12-dihydro-2,9-dimethylquino[2,3-b]acridine-7,14-dione
EC Number:
213-561-3
EC Name:
5,12-dihydro-2,9-dimethylquino[2,3-b]acridine-7,14-dione
Cas Number:
980-26-7
Molecular formula:
C22H16N2O2
IUPAC Name:
2,9-dimethyl-5,7,12,14-tetrahydro-5,12-diazapentacene-7,14-dione
Test material form:
solid: nanoform

Results and discussion

Physical state at 20°C and 1013 hPa:
solid
Form / colour / odour
Form:
solid: nanoform
Colour:
red
Odour:
other: non specific
Substance type:
organic

Applicant's summary and conclusion

Conclusions:
The test substance is a red powder