Ethylidynetrimethanol

Melting point / freezing point

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

Test material information

Constituent 1

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).