Registration Dossier

Administrative data

Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
The study was conducted between 10 June 2005 and 11 August 2005
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2005
Report Date:
2005

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
OECD Guideline 102 (Melting point / Melting Range)
Deviations:
no
GLP compliance:
yes (incl. certificate)
Type of method:
differential scanning calorimetry

Test material

Reference
Name:
Unnamed
Type:
Constituent
Test material form:
solid: crystalline
Specific details on test material used for the study:
Description: white crystalline solid
Lot number: 4172005
Date recieved: 02 June 2005
Storage conditions: room temperature, in the dark

Results and discussion

Melting / freezing point
Key result
Melting / freezing pt.:
477 K
Decomposition:
no
Sublimation:
no

Any other information on results incl. tables

Thermograms and thennographic data for Determinations 1 and 2 are shown in the following tables respectively

Determination 1

Thermal event

Interpretation

Temperature

°C

K

endotherm

Melting temperature

203.03

476

Determination 2

Thermal event

Interpretation

Temperature

°C

K

endotherm

Melting temperature

203.88

477

Applicant's summary and conclusion

Conclusions:
The melting point/melting range of the test material has been determined to be 477 ± 0.5 K
Executive summary:

Melting Point/Melting Range. 477 ± 0.5 K, by differential scanning calorimetry, using ASTM E537-86, Method 102 of the OECD Guidelines for Testing of Chemicals, 27 July 1995.