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EC number: 272-732-0 | CAS number: 68910-13-4
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
- Study period:
- 3-14 August 2009
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: Valid method but limited documentation
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 009
- Report date:
- 2009
Materials and methods
- Principles of method if other than guideline:
- Determination of stability by UV-vis-spectrometry
Test material
- Reference substance name:
- Butanamide, 2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[3-oxo-, N,N'-bis(phenyl and o-tolyl) derivs.
- EC Number:
- 272-732-0
- EC Name:
- Butanamide, 2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[3-oxo-, N,N'-bis(phenyl and o-tolyl) derivs.
- Cas Number:
- 68910-13-4
- Molecular formula:
- C32H26O4N6Cl2 - C34H30O4N6Cl2
- IUPAC Name:
- Reaction mass of 2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(2,1-diazendiyl)]bis[3-oxo-N-phenylbutyramide], 2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(2,1-diazenediyl)]bis[N-(2-methylphenyl)-3-oxobutyramide] and 2-[2-[3,3'-dichloro-4'-[2-[1-[[(2-methylphenyl)amino]carbonyl]-2-oxopropyl]diazenyl][1,1'-biphenyl]-4-yl]diazenyl]-3-oxo-N-phenylbutyramide
Constituent 1
Results and discussion
- Test substance stable:
- yes
- Transformation products:
- not measured
Any other information on results incl. tables
DMSO: very low solubility ¿ solution not stable
Acetone: not soluble
DMF: low solubility ¿ stable for one week
1,4-dioxane: low solubility ¿ stable for one day
Acetonitrile: not soluble
Ethanol: not soluble
Methanol: not soluble
NMP: low solubility, but solution not stable
Remark:
not soluble: filtrate is colorless ¿ no absorption found
very low solubility: filtrate is weak yellow ¿ small absorption
low solubility: solubility is <10mg/100ml
stable: no change of the UV/VIS spectrum during one day or one week
not stable: change of the UV/VIS spectrum during one day or one week (qualitative and/or quantitative)
Applicant's summary and conclusion
- Conclusions:
- The test item is stable in DMF for one week and stable in 1,4-dioxane for 24 h.
- Executive summary:
When tested by UV-vis-spectrometry, The substance was stable in DMF for one week and stable in 1,4-dioxane for 24 h.
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