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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:
supporting study
Study period:
2010
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: 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:
2010
Report date:
2010

Materials and methods

Principles of method if other than guideline:
Determination of solubility in octanol by UV-vis spectrometry.
Test procedure according to method of Analytical Expert Group ETAD (Ecological and Toxicological Association of Dyes and Organic Pigment Manufacturer)

Test material

Constituent 1
Chemical structure
Reference substance name:
2-[(4-methoxy-2-nitrophenyl)azo]-N-(2-methoxyphenyl)-3-oxobutyramide
EC Number:
229-419-9
EC Name:
2-[(4-methoxy-2-nitrophenyl)azo]-N-(2-methoxyphenyl)-3-oxobutyramide
Cas Number:
6528-34-3
Molecular formula:
C18H18N4O6
IUPAC Name:
2-[(4-methoxy-2-nitrophenyl)diazenyl]-N-(2-methoxyphenyl)-3-oxobutanamide

Results and discussion

Solubility in organic solvents / fat solubility
Medium:
n-octanol
Solubility:
4.1 mg/L
Temp.:
25 °C
Details on results:
See below

Any other information on results incl. tables

The solubility in octanol was determined to be 4.10 mg/L at ambient temperature (24 -25°C, 25°C given here). This figure represents the mean of 3 determinations (sigma = 0.03). Individual values were 4.07, 4.11 and 4.12 mg/L.

Applicant's summary and conclusion

Conclusions:
The test substance has a solubility in n-octanol of 4.10 mg/L.
Executive summary:

The solubility of the test substance in n-octanol was determined using UV-vis spectrometry. The n-octanol solubility at 24 -25 °C was 4.10 mg/L.