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Physical & Chemical properties

Stability in organic solvents and identity of relevant degradation products

Administrative data

Endpoint:
stability in organic solvents and identity of relevant degradation products
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
comparable to guideline study with acceptable restrictions
Remarks:
according to company guideline, but limited documentation

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2008
Report date:
2008

Materials and methods

Principles of method if other than guideline:
Analytical method: UV-vis-spectrometry
Apparatus: Perkin Elmer Lambda 20

Test material

Constituent 1
Chemical structure
Reference substance name:
2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(2-methylphenyl)-3-oxobutyramide]
EC Number:
226-789-3
EC Name:
2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(2-methylphenyl)-3-oxobutyramide]
Cas Number:
5468-75-7
Molecular formula:
C34H30Cl2N6O4
IUPAC Name:
2-[(1E)-2-{3,3'-dichloro-4'-[(1E)-2-{1-[(2-methylphenyl)carbamoyl]-2-oxopropyl}diazen-1-yl]-[1,1'-biphenyl]-4-yl}diazen-1-yl]-N-(2-methylphenyl)-3-oxobutanamide
Test material form:
solid: nanoform

Results and discussion

Test substance stable:
yes
Transformation products:
no

Any other information on results incl. tables

At room temperature, the test substance was stable and homogeneous for more than 72 hours in DMSO and in1,2 -propylene glycol.

Applicant's summary and conclusion

Executive summary:

The stability of the test substance was determined using UV-vis spectrometry. The test substance was stable in DMSO and 1,2 -propylene glycol for more than 72 hours.