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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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: Meets the criteria for classification as Reliable without restriction according to Klimisch et al (1997)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2004

Materials and methods

GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
-
EC Number:
458-890-5
EC Name:
-
Cas Number:
2138848-94-7
Molecular formula:
C35H31N8O18S3.xNa.yK, where x+y=3
IUPAC Name:
dipotassium sodium 3-[(1E)-2-{4-[(1E)-2-{4-[(1E)-2-(5-carbamoyl-1-ethyl-2-hydroxy-4-methyl-6-oxo-1,6-dihydropyridin-3-yl)diazen-1-yl]-2-sulfonatophenyl}diazen-1-yl]-2,5-bis(2-hydroxyethoxy)phenyl}diazen-1-yl]-4,5-dihydroxynaphthalene-2,7-disulfonate

Results and discussion

Physical state at 20°C and 1013 hPa:
solid
Form / colour / odour
Form:
other: crystalline powder
Colour:
Black

Applicant's summary and conclusion