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Administrative data

Endpoint:
auto-ignition temperature, other
Type of information:
experimental study
Adequacy of study:
key study
Study period:
Experimental starting date: 28 January 2019 Experimental completion date: 31 January 2019
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2019
Report date:
2019

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EU Method A.15 (Auto-Ignition Temperature (Liquids and Gases))
Deviations:
no
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
3-sec-[C15-18-(branched and linear)-alk-2-enyl]pyrrolidine-2,5-dione
EC Number:
701-350-3
Molecular formula:
Not possible to assign, UVCB
IUPAC Name:
3-sec-[C15-18-(branched and linear)-alk-2-enyl]pyrrolidine-2,5-dione
Test material form:
liquid
Details on test material:
- Appearance: brown liquid
- Storage: room temperature, in the dark
Specific details on test material used for the study:
Identification: X-16151
Appearance/Physical state:Dark brown viscous liquid
Batch:R18 13101
Purity:UVCB 100%
Expiry date:02 August 2020
Storage conditions:Room temperature in the dark

Results and discussion

Auto-ignition temperature (liquids / gases)
Key result
Auto-ignition temperature:
372 °C
Atm. press.:
>= 99.2 - <= 100.5 kPa

Any other information on results incl. tables

Results

Results of the auto-ignition temperature determination are shown in the following table:

Temperature (ºC)

Clean Flask (Yes/No)

Volume (µL)

Ignition Delay (s)

Observations

200

Yes

70

>300

No ignition. Grey fumes were emitted.

250

Yes

70

>300

No ignition. Grey fumes were emitted.

300

Yes

70

>300

No ignition. Grey fumes were emitted.

350

No

70

>300

No ignition. Grey fumes were emitted.

400

No

70

4

An orange flame. Grey fumes were emitted.

380

Yes

70

>300

No ignition. Grey fumes were emitted.

390

Yes

70

5

An orange flame. Grey fumes were emitted.

 

Temperature (ºC)

Clean Flask (Yes/No)

Volume (µL)

Ignition Delay (s)

Observations

386

No

70

>300

No ignition. Grey fumes were emitted.

388

No

70

8

A blue/orange flame. Grey fumes were emitted.

386

Yes

70

>300

No ignition. Grey fumes were emitted.

386

Yes

200

6

An orange flame. Grey fumes were emitted.

384

Yes

200

5

An orange flame. Grey fumes were emitted.

382

Yes

200

6

An orange flame. Grey fumes were emitted.

380

Yes

200

>300

No ignition. Grey fumes were emitted.

380

Yes

400

12

An orange flame. Grey fumes were emitted.

378

Yes

400

>300

No ignition. Grey fumes were emitted.

378

Yes

600

>300

No ignition. Grey fumes were emitted.

378

Yes

800

9

A blue/orange flame. Grey fumes were emitted.

376

Yes

800

11

A blue/orange flame. Grey fumes were emitted.

374

Yes

800

>300

No ignition. Grey fumes were emitted.

374

Yes

1000

>300

No ignition. Grey fumes were emitted.

374

Yes

600

>300

No ignition. Grey fumes were emitted.

374

Yes

400

8

A blue/orange flame. Grey fumes were emitted.

372

Yes

400

10

A blue/orange flame. Grey fumes were emitted.

370

Yes

400

>300

No ignition. Grey fumes were emitted.

370

Yes

600

>300

No ignition. Grey fumes were emitted.

370

Yes

800

>300

No ignition. Grey fumes were emitted.

370

Yes

1000

>300

No ignition. Grey fumes were emitted.

370

Yes

200

>300

No ignition. Grey fumes were emitted.

Room temperature:16 to 17°C
Atmospheric pressure:
99.2 to 100.5kPa

Applicant's summary and conclusion

Conclusions:
The test item has been determined to have an auto-ignition temperature of 372 °C.
Executive summary:

The determination was carried out using a procedure*designed to be compatible with Method A.15 Auto-IgnitionTemperature (Liquids and Gases) of Commission Regulation (EC) No 440/2008 of 30 May 2008.


*Based on, Anon (2010), Explosive atmospheres – Part 20-1: Material characteristics for gas and vapour classification – test methods and data, Method of test for auto-ignition temperature. IEC 60079-20-1:2010
P1-77.

Conclusion

The test item has been determined to have an auto-ignition temperature of 372 °C.