Reaction mass of N-2-hydroxyethylacetamide and N,O-diacetyl-2-aminoethanol

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:

From September 02, 2017 to September 19, 2017

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

guideline study

Qualifier:

according to guideline

Guideline:

EU Method A.15 (Auto-Ignition Temperature (Liquids and Gases))

Version / remarks:

EU Regulation (EC) 440/2008, Annex Part A test A15

Deviations:

not specified

GLP compliance:

yes

Key result

Auto-ignition temperature:

ca. 425 °C

Atm. press.:

ca. 101.9 kPa

Hot flame autoignition temperature (AIT, °C): 425

Volume Injected (cm3): 0.20

Ignition delay time (s): 10

Observed exotherms: 80 K at 423°C with injected quantity 0.20 cm3

Barometric Pressure (kPa): 101.9

Full test results:

Volume Injected (cm3)	Inner Flask Temp (°C)	Ignition? yes (y) / no (n)	Delay Time (s)	Exotherm (°C)
Clean Vessel
0.10	395	n	-	5
0.10	440	y	9.9	-
0.10	422	n	-	21
0.10	430	n	-	29
0.10	435	y	9.6	-
0.10	433	y	13.0	-
0.10	431	y	12.1	-
Clean Vessel
0.10	429	y	10.7	-
0.10	427	n	-	48
0.07	427	n	-	13
0.05	427	n	-	2
0.20	427	y	6.3	-
0.20	425	n	-	67
Clean Vessel
0.20	425	y	9.9	-
0.20	423	n	-	80
0.30	423	n	-	61
0.40	423	n	-	40
0.50	423	n	-	36

Comments

No cool flames were observed.

Conclusions:

Under the study conditions, the autoignition temperature of the test substance was determined to be 425°C.

Executive summary:

A study was conducted to determine the auto-ignition temperature of the test substance according to EU Method A.15 . Under the study conditions, the auto-ignition temperature of the test substance was determined to be 425°C (Chilworth, 2017).

Description of key information

The auto-ignition temperature of the test substance was determined according to EU Method A.15 (Chilworth, 2017).

Key value for chemical safety assessment

Autoflammability / Self-ignition temperature at 101 325 Pa:

425 °C