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Physical & Chemical properties

Melting point / freezing point

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Administrative data

Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
11 April 1994 - 27 January 1995
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Study conducted according to Method A1 of the Commission Directive 92/69/EEC and in accordance with GLP. Study material is well characterised.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1995
Report date:
1995

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EU Method A.1 (Melting / Freezing Temperature)
Version / remarks:
Commission Directive 92/69/EEC, A1 (differential scanning calorimetry method).
Deviations:
no
Principles of method if other than guideline:
Using a calibrated 1A9200 digital melting point apparatus (Electrothermal Engineering), the heating rate was 1.0 degrees centigrade per minute.
GLP compliance:
yes
Type of method:
other: Metal block method to determine MP

Test material

Constituent 1
Chemical structure
Reference substance name:
-
EC Number:
414-490-2
EC Name:
-
Cas Number:
154212-59-6
Molecular formula:
C11H9ClN2O5S
IUPAC Name:
4-nitrophenyl 1,3-thiazol-5-ylmethylcarbonate hydrochloride

Results and discussion

Melting / freezing point
Melting / freezing pt.:
>= 108.5 - <= 119 °C
Atm. press.:
ca. 101.3 kPa
Sublimation:
no
Remarks on result:
other: Measured at atmospheric pressure

Any other information on results incl. tables

Melting range between 108.5 - 119.0 degrees Celcius; with a colour change above 101.5 degrees Celcius.

 

Applicant's summary and conclusion

Conclusions:
The melting temperature of the test material has been determined to be within the range of 108.5 - 119.0 degrees Celcius; with a colour change above 101.5 degrees Celcius.

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