Registration Dossier
Registration Dossier
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EC number: 203-004-2 | CAS number: 102-08-9
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:
- 2013
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: Guideline study (OECD 102). Not GLP.
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 102 (Melting point / Melting Range)
- Deviations:
- no
- GLP compliance:
- no
- Type of method:
- differential scanning calorimetry
- Specific details on test material used for the study:
- SOURCE OF TEST MATERIAL
- Source and lot/batch number of test material: all samplers coking from MLPC - reference samples 12012103161 (purity 99.8%) + statiscs from 2010 till 2013 (purity 99.50 %+/-0.11)
- Expiration date of the lot/batch: 2 years after the manufacture
- Purity test date: - Key result
- Melting / freezing pt.:
- >= 151.8 - <= 153.8 °C
- Remarks on result:
- other: on 225 samples from 1/1/2015 till 31/12/2012
- Key result
- Melting / freezing pt.:
- ca. 153.9 °C
- Decomposition:
- no
- Sublimation:
- no
- Remarks on result:
- other: sample 12012103161
- Conclusions:
- The melting point of DPTU PD (1,3-diphenyl-2-thiourea) is determined to be about 153.9°C
- Executive summary:
A study was performed according OECD 102 in order to investigate the melting point of the test substance DPTU (1,3-diphenyl-2-thiourea).
The melting point of DPTU is determined to be about 153.9 °C
Reference
Description of key information
Melting Point of DPTU (1,3-diphenyl-2-thiourea) is about 153.9°C
Key value for chemical safety assessment
- Melting / freezing point at 101 325 Pa:
- 153.9 °C
Additional information
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