Registration Dossier
Registration Dossier
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EC number: 249-955-7 | CAS number: 29920-31-8
Water solubility
Administrative data
- Endpoint:
- water solubility
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- guideline study with acceptable restrictions
- Remarks:
- test procedure similar to OECD 105
Cross-reference
- Reason / purpose for cross-reference:
- reference to same study
Reference
- Endpoint:
- solubility in organic solvents / fat solubility
- Type of information:
- experimental study
- Adequacy of study:
- supporting study
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- study well documented, meets generally accepted scientific principles, acceptable for assessment
- Remarks:
- Test procedure according to method of Analytical Expert Group ETAD (Ecological and Toxicological Association of Dyes and Organic Pigment Manufacturer)
- Reason / purpose for cross-reference:
- reference to same study
- Qualifier:
- according to guideline
- Guideline:
- other: ETAD Analytical expert group
- Principles of method if other than guideline:
- Determination of n-octanol solubility.
The analytical method for the determination is in agreement with the method that was agreed upon at the Analytical Experts Meeting of ETAD (Basel) on January 12, 2005. - Medium:
- n-octanol
- Solubility:
- 0.24 mg/L
- Temp.:
- 22 °C
- Remarks on result:
- other: The determination of the n-octanol solubility was conducted at ambient temperature (22-23 °C).
- Details on results:
- The value above represents the mean from three determinations (sigma=0.01). See below for indidividual results.
- Conclusions:
- The test substance has an n-octanol solubility of 0.24 mg/L.
Individual results:
|
Absorption |
mg/L |
a1 |
0.1221 |
0.23 |
a2 |
0.1296 |
0.25 |
a3 |
0.1316 |
0.25 |
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 008
- Report date:
- 2008
Materials and methods
Test guideline
- Qualifier:
- equivalent or similar to guideline
- Guideline:
- OECD Guideline 105 (Water Solubility)
- Deviations:
- yes
- Remarks:
- modified taking into account the very low water solubility of the test substances
- Principles of method if other than guideline:
- The method for the determination and analytical investigation is according to the method that was agreed upon at the "Analytical Experts Meeting" of ETAD (Basel) on January 12, 2005.
- Type of method:
- flask method
Test material
- Reference substance name:
- Dimethyl 5-[[1-[[(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)amino]carbonyl]-2-oxopropyl]azoterephthalate
- EC Number:
- 249-955-7
- EC Name:
- Dimethyl 5-[[1-[[(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)amino]carbonyl]-2-oxopropyl]azoterephthalate
- Cas Number:
- 29920-31-8
- Molecular formula:
- C21H19N5O7
- IUPAC Name:
- dimethyl 5-({2-oxo-1-[(2-oxo-2,3-dihydro-1H-benzimidazol-5-yl)carbamoyl]propyl}diazenyl)isophthalate
Constituent 1
Results and discussion
Water solubility
- Water solubility:
- 0.19 mg/L
- Temp.:
- 22 °C
- pH:
- ca. 7
- Remarks on result:
- other: The determination of water solubility was conducted at ambient temperature (22-23 °C)
- Details on results:
- The value above represents the mean from three determinations (sigma=0.02). See below for indidividual results.
Any other information on results incl. tables
Individual results:
|
Absorption (d = 10 cm) |
mg/L |
a1 |
0.0942 |
0.18 |
a2 |
0.0986 |
0.19 |
a3 |
0.1076 |
0.21 |
Applicant's summary and conclusion
- Conclusions:
- The test substance has a water solubility of 0.19 mg/L.
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