[μ-(5-amino-1,3,3-trimethylcyclohexylamine-N:N')]hexafluorodiboron

Melting point / freezing point

Link to relevant study record(s)

Reference

Endpoint:

melting point/freezing point

Type of information:

experimental study

Adequacy of study:

key study

Study period:

This study was conducted between 23 September 2016 and 23 March 2017

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

other: The study is considered to be a reliability 1 as it has been conducted according to OECD TG 102 using the method to determine the freezing point and in compliance with GLP.

Qualifier:

according to guideline

Guideline:

EU Method A.1 (Melting / Freezing Temperature)

Version / remarks:

EC No. 440/2008 of 30 May 2008

Deviations:

no

Qualifier:

according to guideline

Guideline:

OECD Guideline 102 (Melting point / Melting Range)

Version / remarks:

27 July 2005

Deviations:

no

GLP compliance:

yes (incl. QA statement)

Type of method:

method to determine freezing temperature

Specific details on test material used for the study:

Identification : μ(5-amino-1,3,3-trimethylcyclohexylamine-N,N')hexafluorodiboron
Appearance/Physical state: Clear colorless liquid
Batch : AEF0009100
Purity : 51.8%
Expiry date : 29 August 2017
Storage conditions: Room temperature, in the dark.

Key result

Melting / freezing pt.:

< -21 °C

1.1.1            Results

Cooling data for Determinations 1 and 2 are shown in the following tables:

Table 1            Determination 1

Time (s)	Temperature (°C)	Time (s)	Temperature (°C)	Time (s)	Temperature (°C)
0	21.5	540	-3.0	1080	-15.5
30	20.5	570	-4.0	1110	-16.0
60	18.5	600	-5.0	1140	-16.5
90	17.0	630	-6.0	1170	-17.0
120	15.5	660	-7.0	1200	-17.0
150	14.0	690	-7.5	1230	-17.5
180	12.5	720	-8.0	1260	-17.5
210	11.0	750	-9.0	1290	-18.0
240	10.0	780	-10.0	1320	-18.0
270	8.0	810	-11.0	1350	-18.5
300	7.0	840	-11.5	1380	-18.5
330	6.0	870	-12.0	1410	-19.0
360	4.5	900	-12.5	1440	-19.5
390	3.5	930	-13.0	1470	-19.5
420	2.5	960	-13.5	1500	-20.0
450	1.0	990	-13.5	1530	-20.5
480	-0.5	1020	-14.0	1560	-20.5
510	-2.0	1050	-15.0	1590	-21.0

Observations: The test itemdid not change in appearanceduring cooling.

Result:            Freezing temperature: <-20 °C (<253 K).

 

Table 2            Determination 2

Time (s)	Temperature (°C)	Time (s)	Temperature (°C)	Time (s)	Temperature (°C)
0	21.0	510	-3.5	1020	-15.0
30	20.0	540	-4.5	1050	-15.5
60	18.0	570	-5.5	1080	-16.0
90	16.0	600	-6.0	1110	-16.5
120	14.5	630	-7.0	1140	-17.0
150	12.5	660	-7.5	1170	-17.0
180	11.0	690	-8.5	1200	-18.0
210	9.5	720	-9.5	1230	-18.0
240	8.0	750	-10.0	1260	-18.5
270	6.0	780	-10.5	1290	-19.0
300	5.0	810	-11.0	1320	-19.0
330	3.5	840	-11.5	1350	-19.5
360	2.0	870	-12.5	1380	-19.5
390	1.0	900	-12.5	1410	-20.0
420	-0.5	930	-13.0	1440	-20.5
450	-1.5	960	-13.5	1470	-20.5
480	-2.5	990	-14.0	1500	-21.0

Observations: The test itemdid not change in appearance duringcooling.

Result:            Freezing temperature: <-20 °C (<253 K).

Conclusions:

The freezing temperature of the test item has been determined to be less than -20 °C (<253 K).

Executive summary:

The general physico-chemical propertiesof(μ(5-amino-1,3,3-trimethylcyclohexylamine-N,N')hexafluorodiboronhave been determined. 

Melting/FreezingPoint.Less than -20 °C (253 K),using the freezing point method, 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:

-21 °C