Reaction mass of (E)-3-methylcyclotetradec-5-en-1-one and (Z)-3-methylcyclotetradec-5-en-1-one

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:

19 January 2011 to 24 January 2011

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

test procedure in accordance with national standard methods

Remarks:

conducted under GLP conditions

Qualifier:

according to guideline

Guideline:

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

Version / remarks:

2008

Deviations:

no

GLP compliance:

yes

Specific details on test material used for the study:

Sponsor's identification: Cosmone
Description: clear colourless liquid
Chemical name: 3-methylcyclotetradec-5-en-1-one (5E & 5Z isomers)
Purity: 91.6%
Batch number: VE00106679
Date received: 24 December 2010
Expiry date: 10 July 2012
Storage conditions: room temperature in the dark

Key result

Auto-ignition temperature:

246 °C

Atm. press.:

>= 101.71 - <= 103.86 kPa

Remarks on result:

other: 246 +/- 5°C

Room temperature : 19.6 to 21 °C

Atmospheric pressure : 107.71 to 103.86 kPa

Table results:

TestTemperature(OC)	Test Volume(µI)	Ignition Delay (s)	Observations
50(cleanflask)	70	>300	Noignition.
100(clean flask)	70	>300	Noignition.
150	70	>300	Noignition. Grey fumes were emitted.
200	70	>300	Noignition.Grey fumes were emitted.
250	70	>300	Noignition. Grey fumes were emitted.
300	70	4	A yellow flame. Grey fumes were emitted.
290	70	5	A yellow flame. Grey fumes were emitted.
270	70	20	A yellow flame. Grey fumes were emitted.
260	70	>300	No ignition.Grey fumeswere emitted.
264	70	47	A yellow/orange flame. Grey fumes were emitted.
262(clean flask)	70	25	A yellow/orange flame. Grey fumes were emitted.
260(clean flask)	70	>300	No ignition.Grey fumes were emitted.
260(clean flask)	200	32	A yellow/orange flame. Grey fumes were emitted.
256	200	58	A yellow/orange flame.Grey fumes were emitted.
252	200	44	A yellow/orange flame. Grey fumes were emitted.
248	200	61	A yellow/orange flame.Grey fumes were emitted.
244(cleanflask)	200	>300	Noignition. Greyfumes were emitted.
246(cleanflask)	200	>300	Noignition. Grey fumes were emitted.
246(clean flask)	400	>300	Noignition.Grey fumes were emitted.
246(cleanflask)	600	>300	Noignition.Greyfumes were emitted.
246(clean flask)	800	71	A yellow/orange flame. Grey fumes wereemitted.
244(clean flask)	800	>300	No ignition.Grey fumes were emitted.
244(clean flask)	1000	>300	No ignition.Grey fumes wereemitted.
244(clean flask)	1200	>300	No ignition.Grey fumes were emitted.
244(clean flask)	1400	>300	No ignition. Greyfumes were emitted.
244(clean flask)	1600	>300	No ignition. Grey fumes were emitted.

Conclusions:

The test item has been determined to have an auto-ignition temperature of 246 ± 5°C.

Executive summary:

The auto-ignition temperature was determined using a procedure designed to be compatible with Method A15 specified in Commission Regulation (EC) No 440/2008 of 30 May 2008.

The test item has been determined to have an auto-ignition temperature of 246 ± 5°C.

Description of key information

The auto-ignition temperature was determined using a procedure designed to be compatible with Method A15 specified in Commission Regulation (EC) No 440/2008 of 30 May 2008.

The test item has been determined to have an auto-ignition temperature of 246 ± 5°C.

Key value for chemical safety assessment

Autoflammability / Self-ignition temperature at 101 325 Pa:

246 °C