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Registration Dossier
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EC number: 700-579-6 | CAS number: -
Melting point / freezing point
Administrative data
- Endpoint:
- melting point/freezing point
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 2010
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- study well documented, meets generally accepted scientific principles, acceptable for assessment
Data source
Reference
- Reference Type:
- other company data
- Title:
- Unnamed
- Year:
- 2 010
- Report date:
- 2010
Materials and methods
Test guideline
- Qualifier:
- equivalent or similar to guideline
- Guideline:
- OECD Guideline 102 (Melting point / Melting Range)
- Version / remarks:
- similar to Kofler hot bar
- Deviations:
- yes
- Remarks:
- : hot bar PROLABO, temperature is homogenous on the hot bar
- Principles of method if other than guideline:
- Technic similar to the Kofler Hot bar: apparatus PROLABO, temperature is homegenous at every point of the hot bar
- GLP compliance:
- no
- Type of method:
- other: similar to Kofler hot stage
Test material
- Reference substance name:
- tetrakis(4-{[4-(diethylamino)phenyl][4-(ethylamino)naphthalen-1-yl]methylidene}-N,N-diethylcyclohexa-2,5-dien-1-iminium) 2-(dodecan-5-yl)-4-(4-sulfonatophenoxy)benzene-1-sulfonate 2-(dodecan-5-yl)-4-[3-(dodecan-5-yl)-4-sulfonatophenoxy]benzene-1-sulfonate
- EC Number:
- 700-579-6
- Molecular formula:
- C90H114O7S2N6 (MW = 1454) and C102H138O7S2N6 (MW = 1622)
- IUPAC Name:
- tetrakis(4-{[4-(diethylamino)phenyl][4-(ethylamino)naphthalen-1-yl]methylidene}-N,N-diethylcyclohexa-2,5-dien-1-iminium) 2-(dodecan-5-yl)-4-(4-sulfonatophenoxy)benzene-1-sulfonate 2-(dodecan-5-yl)-4-[3-(dodecan-5-yl)-4-sulfonatophenoxy]benzene-1-sulfonate
- Test material form:
- solid: particulate/powder
Constituent 1
- Specific details on test material used for the study:
- - Batch N° 900501
Results and discussion
Melting / freezing point
- Key result
- Melting / freezing pt.:
- >= 193 - < 198 °C
- Atm. press.:
- 1 013 hPa
- Decomposition:
- yes
- Decomp. temp.:
- > 238 °C
- Remarks on result:
- other: The subtsance starts to soften at 170 °C
Any other information on results incl. tables
Assay |
|
Assay N°1 |
193°C : beginning of the melting point 198°C : the melting point is complete 210°C: white smoke appears 240°C : test stopped, production of white acrid smoke |
Assay N°2 |
170°C : the dye 193°C : début de fusion 199°C : the melting point is complete 238°C : white smoke |
Applicant's summary and conclusion
- Conclusions:
- Under normal conditions of pressure, the melting point has been determined to be between 193 and 198 °C.
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