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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Physical & Chemical properties

Solubility in organic solvents / fat solubility

Administrative data

Endpoint:
solubility in organic solvents / fat solubility
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Reliable method. Test procedure according to method of Analytical Expert Group ETAD (Ecological and Toxicological Association of Dyes and Organic Pigment Manufacturer).

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: Analytical Expert Group ETAD
Principles of method if other than guideline:
Determination of the solubility in octanol (see below for details)

Test material

Constituent 1
Chemical structure
Reference substance name:
3-hydroxy-N-(o-tolyl)-4-[(2,4,5-trichlorophenyl)azo]naphthalene-2-carboxamide
EC Number:
229-440-3
EC Name:
3-hydroxy-N-(o-tolyl)-4-[(2,4,5-trichlorophenyl)azo]naphthalene-2-carboxamide
Cas Number:
6535-46-2
Molecular formula:
C24H16Cl3N3O2
IUPAC Name:
3-hydroxy-N-(2-methylphenyl)-4-[(2,4,5-trichlorophenyl)diazenyl]-2-naphthamide
Test material form:
solid: nanoform, no surface treatment

Results and discussion

Solubility in organic solvents / fat solubility
Medium:
n-octanol
Solubility:
3.31 mg/L
Temp.:
24 °C
Test substance stable:
yes
Details on results:
(std. deviation: sigma = 0.15) at 24 -25°C

Applicant's summary and conclusion