Registration Dossier
Registration Dossier
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EC number: 239-510-5 | CAS number: 15484-80-7
Melting point / freezing point
Administrative data
- Endpoint:
- melting point/freezing point
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 021
- Report date:
- 2021
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.1 (Melting / Freezing Temperature)
- GLP compliance:
- yes (incl. QA statement)
- Type of method:
- differential scanning calorimetry
Test material
- Reference substance name:
- Vinyl 4-(1,1-dimethylethyl)benzoate
- EC Number:
- 239-510-5
- EC Name:
- Vinyl 4-(1,1-dimethylethyl)benzoate
- Cas Number:
- 15484-80-7
- Molecular formula:
- C13H16O2
- IUPAC Name:
- ethenyl 4-tert-butylbenzoate
- Test material form:
- liquid
- Details on test material:
- - Name: SAT 200028
- Batch No.: 19K2505
- Physical State: liquid
- Purity: 99.0%
- Expiry Date: 30 June 2021
- Storage Conditions: at room temperature, protected from light
- Safety Precautions: The routine hygienic procedures were sufficient to assure
personnel health and safety.
Constituent 1
Results and discussion
Melting / freezing point
- Key result
- Melting / freezing pt.:
- > -90 - < 50 °C
- Atm. press.:
- 1 013 hPa
- Remarks on result:
- other:
- Remarks:
- The test item Vinyl 4-(1,1-dimethylethyl)benzoate shows no melting of crystalline subcomponents in the 1st and 2nd heating run between -90 °C and 50 °C (at ambient temperature the sample is a fluid}. The cooling run shows no crystallization. The test item shows a glass transition temperature (T112,g- amorphous components} at -78 °C
Applicant's summary and conclusion
- Conclusions:
- The test item Vinyl 4-(1,1-dimethylethyl)benzoate shows no melting of crystalline subcomponents in the 1st and 2nd heating run between -90 °C and 50 °C (at ambient temperature the sample is a fluid}.
The cooling run shows no crystallization.
The test item shows a glass transition temperature (T112,g- amorphous components} at -78 °C
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