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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
Study period:
2014
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 very low solubility

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2014
Report date:
2014

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: method developed by ETAD
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
Xanthylium, 9-(2-carboxyphenyl)-3,6-bis(diethylamino)-, 4-[(5-chloro-2-hydroxyphenyl)azo]-4,5-dihydro-3-methyl-1-phenyl-3H-pyrazol-3-one 4,5-dihydro-4-[(2-hydroxy-5-nitrophenyl)azo]-3-methyl-1-phenyl-3H-pyrazol-3-one 3-[[1-[[(2-ethylhexyl)amino]carbonyl]-2-oxopropyl]azo]-2-hydroxy-5-nitrobenzoate cobaltate complexes
EC Number:
276-160-2
EC Name:
Xanthylium, 9-(2-carboxyphenyl)-3,6-bis(diethylamino)-, 4-[(5-chloro-2-hydroxyphenyl)azo]-4,5-dihydro-3-methyl-1-phenyl-3H-pyrazol-3-one 4,5-dihydro-4-[(2-hydroxy-5-nitrophenyl)azo]-3-methyl-1-phenyl-3H-pyrazol-3-one 3-[[1-[[(2-ethylhexyl)amino]carbonyl]-2-oxopropyl]azo]-2-hydroxy-5-nitrobenzoate cobaltate complexes
Cas Number:
71888-93-2
Molecular formula:
C63H66ClN10O12xCo
IUPAC Name:
Xanthylium, 9-(2-carboxyphenyl)-3,6-bis(diethylamino)-, 4-[(5-chloro-2-hydroxyphenyl)azo]-4,5-dihydro-3-methyl-1-phenyl-3H-pyrazol-3-one 4,5-dihydro-4-[(2-hydroxy-5-nitrophenyl)azo]-3-methyl-1-phenyl-3H-pyrazol-3-one 3-[[1-[[(2-ethylhexyl)amino]carbonyl]-2-oxopropyl]azo]-2-hydroxy-5-nitrobenzoate cobaltate complexes

Results and discussion

Solubility in organic solvents / fat solubility
Medium:
n-octanol
Solubility:
770 mg/L
Temp.:
23 °C
Test substance stable:
yes
Details on results:
The determination was repeated three times and the average value was caöculated from the individual results.
Individual results:
Absorption Solubility
(d = 1 cm n-octanol
dilution 1:100) mg/l
a1 0.2047 728
a2 0.2161 768
a3 0.2289 813

Average: 770 mg/L

Applicant's summary and conclusion

Conclusions:
The solubility of the substance in n-octanol at 23°C is 770 mg/L
Executive summary:

The n-octanol 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 770 mg/L.