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Registration Dossier
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EC number: 813-543-0 | CAS number: 73984-93-7
Auto flammability
Administrative data
- Endpoint:
- auto-ignition temperature (liquids)
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- Experimental starting date: 5 December 2017 Experimental completion date: 14 December 2017
- Reliability:
- 1 (reliable without restriction)
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 018
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.15 (Auto-Ignition Temperature (Liquids and Gases))
- GLP compliance:
- yes
Test material
- Reference substance name:
- 1,3,4-Thiadiazole-2(3H)-thione, 5-(tert-dodecyldithio)-
- EC Number:
- 813-543-0
- Cas Number:
- 73984-93-7
- Molecular formula:
- C14H26N2S4
- IUPAC Name:
- 1,3,4-Thiadiazole-2(3H)-thione, 5-(tert-dodecyldithio)-
- Test material form:
- liquid
- Details on test material:
- - Storage: in a sealed container at room temperature
Constituent 1
- Specific details on test material used for the study:
- Information as provided by the Sponsor. The Certificate of Analysis provided by the Sponsor is attached (Please see Attachment Section of this Summary).
Identification: A-153
Appearance/Physical state: pale yellow viscous liquid
Batch: B16001086
Purity: UVCB Substance (treat as 100%)
Expiry date: 01 March 2018
Storage conditions: room temperature, in the dark
Results and discussion
Auto-ignition temperature (liquids / gases)
- Key result
- Auto-ignition temperature:
- 332 °C
- Atm. press.:
- >= 98.7 - <= 100.6 kPa
Any other information on results incl. tables
Results
Results of the auto-ignition temperature determination are shown in the following table:
Test Temperature (ºC) |
Weight (g) |
Ignition Delay (s) |
Observations |
200 (clean flask) |
0.3 |
>300 |
No ignition. A small amount of grey fumes were emitted. |
250 (clean flask) |
0.3 |
>300 |
No ignition. Grey fumes were emitted. |
300 |
0.3 |
>300 |
No ignition. Grey fumes were emitted. |
350 |
0.2 |
4 |
An orange flame. Grey fumes were emitted. |
330 (clean flask) |
0.3 |
>300 |
No ignition. Grey fumes were emitted. |
340 (clean flask) |
0.1 |
4 |
An orange flame. Grey fumes were emitted. |
336 |
0.3 |
9 |
An orange flame. Grey fumes were emitted. |
334 |
0.2 |
>300 |
No ignition. Grey fumes were emitted. |
334 (clean flask) |
0.2 |
>300 |
No ignition. Grey fumes were emitted. |
334 (clean flask) |
0.5 |
8 |
An orange flame. Grey fumes were emitted. |
332 (clean flask) |
0.4 |
>300 |
No ignition. Grey fumes were emitted. |
332 (clean flask) |
0.6 |
8 |
An orange flame. A large amount of grey fumes were emitted. |
330 (clean flask) |
0.6 |
>300 |
No ignition. Grey fumes were emitted. |
330 (clean flask) |
0.8 |
>300 |
No ignition. A large amount of grey fumes were emitted. |
330 (clean flask) |
1.0 |
>300 |
No ignition. A large amount of grey fumes were emitted. |
330 (clean flask) |
0.4 |
>300 |
No ignition. Grey fumes were emitted. |
330 (clean flask) |
0.2 |
>300 |
No ignition. Grey fumes were emitted. |
Room temperature: 18 -19 °C
Atmospheric pressure: 98.7 to 100.6 kPa
Applicant's summary and conclusion
- Conclusions:
- The test item has been determined to have an auto-ignition temperature of 332 ± 5 °C.
- Executive summary:
The determination was carried out using a procedure*designed to be compatible with Method A.15 Auto-Ignition Temperature of Commission Regulation (EC) No 440/2008 of 30 May 2008.
*Based on, Anon (1987), 70Electrical Apparatus for Explosive Gas Atmospheres. Part 4: Method of Test for Ignition Temperature. IEC Publications79-4,P1-19.
Conclusion
The test item has been determined to have an auto-ignition temperature of 332 ± 5 °C.
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