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Diss Factsheets

Administrative data

Endpoint:
appearance / physical state / colour
Type of information:
experimental study
Adequacy of study:
key study
Study period:
05 November 2004 to 09 February 2005
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Valid method, reliability 1 for this specific endpoint

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2005
Report date:
2005

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: JRC Guidance
Principles of method if other than guideline:
The appearance of the test item was visually examined (macroscopically and microscopically) in the course of the particle size determination (see section 4.5) following:
EUROPEAN COMMISSION, Directorate General XII-JRC, Science Research and Development-Joint Research Centre. "Particle Size Distribution, Fibre Length and Diameter Distribution" Guidance Document, ECBTTM/February 1996
GLP compliance:
yes (incl. QA statement)

Test material

Constituent 1
Reference substance name:
Reaction mass of 5,12-dihydro-2,9-dimethylquino[2,3-b]acridine-7,14-dione and 5,12-dihydro-2-methylquino[2,3-b]acridine-7,14-dione and 5,12-dihydroquino[2,3-b]acridine-7,14-dione
EC Number:
909-082-0
Cas Number:
938065-79-3
Molecular formula:
Unspecified
IUPAC Name:
Reaction mass of 5,12-dihydro-2,9-dimethylquino[2,3-b]acridine-7,14-dione and 5,12-dihydro-2-methylquino[2,3-b]acridine-7,14-dione and 5,12-dihydroquino[2,3-b]acridine-7,14-dione

Results and discussion

Physical state at 20°C and 1013 hPa:
solid
Form / colour / odouropen allclose all
Substance type:
organic

Applicant's summary and conclusion

Conclusions:
The test item is a fine, pink powder, showing small round crystals upon microscopic examination.
Executive summary:

The test substance is a fine, pink powder.