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Physical & Chemical properties

Melting point / freezing point

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Link to relevant study record(s)

Reference
Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2017
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
OECD Guideline 102 (Melting point / Melting Range)
Qualifier:
according to guideline
Guideline:
EU Method A.1 (Melting / Freezing Temperature)
GLP compliance:
yes
Type of method:
thermal analysis
Specific details on test material used for the study:
Identification: n-butyl-3-hydroxy butyrate
Appearance/physical state: clear colorless liquid
Batch: TS160314
Assay: 101.0%
Expiry date: 14 March 2019
Storage conditions: room temperature, in the dark.
Melting / freezing pt.:
< 20 °C
Conclusions:
The freezing point was determined to be < 20 C
Executive summary:

Melting/Freezing Point. Less than -20 °C (<253 K), determined using a freezing point procedure designed to be compatible with Method A.1 Melting/Freezing Temperature of Commission Regulation (EC) No 440/2008 of 30 May 2008 and Method 102 of the OECD Guidelines for Testing of Chemicals, 27 July 1995

Description of key information

Melting/Freezing Point. Less than -20 °C (<253 K), determined using a freezing point procedure designed to be compatible with Method A.1 Melting/Freezing Temperature of Commission Regulation (EC) No 440/2008 of 30 May 2008 and Method 102 of the OECD Guidelines for Testing of Chemicals, 27 July 1995

Key value for chemical safety assessment

Melting / freezing point at 101 325 Pa:
-20 °C

Additional information

The correct value is < -20C. The system refuses to accept the "<" descriptor in the "key value for chemical safety assessment" in this entry area.

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