(2-hydroxypropyl)trimethylammonium 2-ethylhexanoate

Auto flammability

Link to relevant study record(s)

Reference

Endpoint:

auto-ignition temperature (liquids)

Type of information:

experimental study

Adequacy of study:

key study

Study period:

2016

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

guideline study

Qualifier:

according to guideline

Guideline:

ASTM E659 (Standard test method for autoignition temperature of liquid chemicals)

Deviations:

no

GLP compliance:

yes

Key result

Auto-ignition temperature:

250 °C

Atm. press.:

101.3 kPa

The autoignition temperature of Solvent-free Dabco TMR is 250°C. A summary of the test data is provided in Table . Figure illustrates the observations of ignition or non-ignition of these samples at specific fuel concentrations as a function of temperature.

Trial	Sample Quantity (g)	Test Temperature (°C)	Ignition Delay Time (s)	Result
1	0.2	284	8	Ignition
2	0.2	281	8.56	Ignition
3	0.2	278	9.83	Ignition
4	0.2	275	13	Ignition
5	0.2	272	8.97	Ignition
6	0.2	263	15.32	Ignition
7	0.2	260	11.22	Ignition
8	0.2	254	20.40	Ignition
9	0.2	250	28.27	Ignition
10	0.2	247		Nonignition
11	0.3	247		Nonignition
12	0.4	247		Nonignition
13	0.5	247		Nonignition
14	0.1	247		Nonignition
15	0.05	247		Nonignition

Conclusions:

The autoignition temperature of Hydroxypropyl, N-2-, N,N,N-trimethylammonium 2-ethylhexanoate is 250°C.

Executive summary:

The autoignition temperature of Hydroxypropyl, N-2-, N,N,N-trimethylammonium 2-ethylhexanoate is 250°C.

Sample	Autoignition Temperature (°C)
Solvent-free Dabco TMR	250

Description of key information

The autoignition temperature of Hydroxypropyl, N-2-, N,N,N-trimethylammonium 2-ethylhexanoate is 250°C.

Key value for chemical safety assessment

Autoflammability / Self-ignition temperature at 101 325 Pa:

250 °C