Registration Dossier
Registration Dossier
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EC number: 287-267-9 | CAS number: 85455-32-9
Water solubility
Administrative data
- Endpoint:
- water solubility
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 2016
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: well performed study according to guideline developed and agreed upon by the ETAD in january 2005 for colorants with low solubility
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 016
- Report date:
- 2016
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- other: method developed by ETAD
- GLP compliance:
- no
- Type of method:
- flask method
Test material
- Reference substance name:
- Hydrogen hydroxy[2-hydroxy-3-[(2-hydroxy-3-nitrobenzylidene)amino]-5-nitrobenzenesulphonato(3-)]chromate(1-), compound with 3-[(2-ethylhexyl)oxy]propylamine (1:1)
- EC Number:
- 287-267-9
- EC Name:
- Hydrogen hydroxy[2-hydroxy-3-[(2-hydroxy-3-nitrobenzylidene)amino]-5-nitrobenzenesulphonato(3-)]chromate(1-), compound with 3-[(2-ethylhexyl)oxy]propylamine (1:1)
- Cas Number:
- 85455-32-9
- Molecular formula:
- C13H7CrN3O10S.C11H25NO.H
- IUPAC Name:
- Hydrogen hydroxy[2-hydroxy-3-[(2-hydroxy-3-nitrobenzy-lidene)amino]-5-nitrobenzenesulphonato(3-)]chromate(1-), compound with 3-[(2-ethylhexyl)oxy]propylamine (1:1)
- Details on test material:
- purity 94.3 %
Constituent 1
Results and discussion
Water solubility
- Water solubility:
- 14 mg/L
- Temp.:
- 23 °C
- pH:
- ca. 6.7
- Details on results:
- Three measurements were performed with the method described above
Individual results:
Absorption Water Sol
(d = 1 cm) mg/l
a1 0.386 13.7
a2 0.390 13.8
a3 0.410 14.5
Average 14.0
Applicant's summary and conclusion
- Conclusions:
- Interpretation of results (migrated information): slightly soluble (0.1-100 mg/L)
The water solubility ot the substance was determined as 14 mg/L at 23°C. - Executive summary:
The water solubility of the substance was determined 3 times according to the method developed by the ETAD at 23°C. The average of the results was 14 mg/L.
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