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Diss Factsheets

Administrative data

Endpoint:
water solubility
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2006
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 water (see below for details)
Type of method:
other: shake-flask methd

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-(o-tolyl)-4-[(2,4,5-trichlorophenyl)azo]naphthalene-2-carboxamide
Test material form:
solid: nanoform, no surface treatment

Results and discussion

Water solubility
Water solubility:
9.8 µg/L
Temp.:
24 °C
pH:
ca. 7
Details on results:
(std. deviation: sigma = 1.68) at 24 -25°C

Applicant's summary and conclusion