Registration Dossier

Diss Factsheets

Physical & Chemical properties

Melting point / freezing point

Currently viewing:

Administrative data

Link to relevant study record(s)

Reference
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

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

Categories Display