Registration Dossier
Registration Dossier
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EC number: 420-380-5 | CAS number: 136465-81-1
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:
- other: Modern GLP study peformed on the basis of EC directive 92/69/EEC A.1.
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 1 994
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.1 (Melting / Freezing Temperature)
- Principles of method if other than guideline:
- Not applicable.
- GLP compliance:
- yes
- Type of method:
- capillary method
Test material
- Reference substance name:
- PTH-decahydroamide
- IUPAC Name:
- PTH-decahydroamide
- Reference substance name:
- Ro 31-9373/000
- IUPAC Name:
- Ro 31-9373/000
- Details on test material:
- The test material received from F. Hoffmann-La Roche Ltd was a white solid powder from lot no. 25927 with a purity of 99.8%.
Constituent 1
Constituent 2
Results and discussion
Melting / freezing point
- Melting / freezing pt.:
- 115.5 - 116.6 °C
Any other information on results incl. tables
The following melting temperature ranges for PTH-Decahydroamide were measured;
115.6 -116.6 ⁰C
115.4 -116.5 ⁰C
115.6 -116.7 ⁰C
The average melting point of PTH-decahydroamide (Ro 31 -9373/000) was determined to be 115.5 -116.6 ⁰C.
No decomposition of the test substance was noticed before the melting temperature is reached.
Applicant's summary and conclusion
- Conclusions:
- The melting point of PTH-decahydroamide (Ro 31 -9373/000) was determined to be 115.5 -116.6 ⁰C.
- Executive summary:
The melting point of PTH-decahydroamide was obtained using the EU method A.1. The melting point of PTH-decahydroamide (Ro 31 -9373/000) was determined to be 115.5 -116.6 ⁰C.
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