Registration Dossier

Diss Factsheets

Administrative data

Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
Experimental phase started 16th June 2016 and was completed on the 15th January 2017.
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2017
Report date:
2017

Materials and methods

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

Test material

Constituent 1
Chemical structure
Reference substance name:
Ethylidynetrimethanol
EC Number:
201-063-9
EC Name:
Ethylidynetrimethanol
Cas Number:
77-85-0
Molecular formula:
C5H12O3
IUPAC Name:
2-(hydroxymethyl)-2-methylpropane-1,3-diol
Test material form:
solid: granular

Results and discussion

Melting / freezing point
Key result
Melting / freezing pt.:
ca. 198 °C
Decomposition:
no
Sublimation:
no

Any other information on results incl. tables

Thermographic Data

Thermal Event

Interpretation

Temperature

Determination 1

Determination 2

ºC

K

ºC

K

Endotherm (onset)

Melting point

198

472

197

470

Mean melting temperature:  198 ± 0.5 °C (471± 0.5 K)

Applicant's summary and conclusion

Conclusions:
The melting point of the test item has been determined to be 198 ± 0.5 °C (471 ± 0.5 K).