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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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
Study period:
2017
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Reliable information from Certificate of Analysis

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2017
Report date:
2017

Materials and methods

Test guideline
Qualifier:
no guideline available
Principles of method if other than guideline:
Visual inspection and smell test at ambient conditions.

Test material

Constituent 1
Chemical structure
Reference substance name:
4-[(2,5-dichlorophenyl)azo]-3-hydroxy-N-(2-methoxyphenyl)naphthalene-2-carboxamide
EC Number:
229-104-6
EC Name:
4-[(2,5-dichlorophenyl)azo]-3-hydroxy-N-(2-methoxyphenyl)naphthalene-2-carboxamide
Cas Number:
6410-38-4
Molecular formula:
C24H17Cl2N3O3
IUPAC Name:
4-[(2,5-dichlorophenyl)diazenyl]-3-hydroxy-N-(2-methoxyphenyl)-2-naphthamide
Test material form:
solid
Details on test material:
Pigment Red 9

Results and discussion

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

Applicant's summary and conclusion

Conclusions:
The submission substance appears as a red powder.
Executive summary:

The submission substance appears as a red powder with non-specific odour at ambient conditions.