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EC number: 214-060-2 | CAS number: 1076-38-6
Melting point / freezing point
Administrative data
Link to relevant study record(s)
- Endpoint:
- melting point/freezing point
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- Experiment start date - 06 November 2020; Experiment end date - 22 January 2021.
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 102 (Melting point / Melting Range)
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.1 (Melting / Freezing Temperature)
- Deviations:
- no
- GLP compliance:
- yes
- Type of method:
- differential scanning calorimetry
- Specific details on test material used for the study:
- Identification: 4-Hydroxycoumarin
CAS Number: 1076-38-6
Appearance/Physical State: Beige powder
Batch Number: HCN20002
Purity: > 99%
Expiry Date: 26 September 2022
Storage Conditions: Room temperature, in the dark - Atm. press.:
- 1 atm
- Decomposition:
- yes
- Decomp. temp.:
- ca. 208 °C
- Remarks on result:
- not determinable
- Remarks:
- Decomposition was observed.
- Conclusions:
- The test item was determined to decompose from approximately 208 °C (481 K). As the test item decomposed, no value for the melting point could be determined.
- Executive summary:
The melting point of the test substance was determined in a study conducted according to OECD Guideline 102 and Method A.1 . Differential scanning calorimetry was used for this purpose.
The test item was determined to decompose from approximately 208 °C (481 K). As the test item decomposed, no value for the melting point could be determined.
Reference
Description of key information
The melting point of the test substance was determined in a study conducted according to OECD Guideline 102 and Method A.1 . Differential scanning calorimetry was used for this purpose.
The test item was determined to decompose from approximately 208 °C (481 K). As the test item decomposed, no value for the melting point could be determined.
Key value for chemical safety assessment
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