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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:
2006
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Valid method according to ETAD procedures

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2006
Report date:
2006

Materials and methods

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

Test material

Constituent 1
Chemical structure
Reference substance name:
N-(4-chloro-2,5-dimethoxyphenyl)-2-[[2,5-dimethoxy-4-[(phenylamino)sulphonyl]phenyl]azo]-3-oxobutyramide
EC Number:
235-427-3
EC Name:
N-(4-chloro-2,5-dimethoxyphenyl)-2-[[2,5-dimethoxy-4-[(phenylamino)sulphonyl]phenyl]azo]-3-oxobutyramide
Cas Number:
12225-18-2
Molecular formula:
C26H27ClN4O8S
IUPAC Name:
N-(4-chloro-2,5-dimethoxyphenyl)-2-[[2,5-dimethoxy-4-[(phenylamino)sulphonyl]phenyl]azo]-3-oxobutyramide

Results and discussion

Solubility in organic solvents / fat solubility
Medium:
n-octanol
Solubility:
121 µg/L
Temp.:
26 °C
Remarks on result:
other: Solubility in water-saturated octanol
Details on results:
See below

Any other information on results incl. tables

The solubility in water-saturated octanol was determined to be 121 µg/L at ambient temperature (25 -26°C, 26°C given here). This figure represents the mean of 3 determinations (sigma = 1.5). Individual values were 121, 120 and 123 µg/L.

Applicant's summary and conclusion

Conclusions:
The test substance has a solubility in n-octanol (water-saturated) of 121 µg/L.
Executive summary:

The solubility of the test substance in water-saturated n-octanol was determined using UV-vis spectrometry. The solubility in water-saturated n-octanol at 25 -26 °C was 121 µg/L.