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Flash point

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Reference
Endpoint:
flash point of flammable liquids
Type of information:
experimental study
Adequacy of study:
key study
Study period:
Experimental starting date: 15 May 2017 Experimental completion date: 16 May 2017
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
EU Method A.9 (Flash-Point)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of method:
closed cup
Flash point apparatus:
Setaflash apparatus
Specific details on test material used for the study:
Identification: 2-(1-oxa-4-azaspiro[4.5]dec-4-yl)ethyl methacrylate (CAS 4203-89-8)
Appearance/Physical state: extremely pale yellow slightly viscous liquid
Batch: 1609501020
Purity: 94.5%
Retest date: 05 October 2017
Storage conditions: approximately 4 °C, in the dark
Key result
Flash point:
110 °C
Atm. press.:
102 kPa

In the preliminary assessment, the test item ignited with an orange flame emitting dark grey fumes.

Results of the flashpointdetermination are shown in the following table:

Temperature (ºC)

Observations

21 (fresh sample) to 71

No flash for each temperature assessed*

71 (fresh sample) to 96

No flash for each temperature assessed*

101 (fresh sample)

No flash

106

No flash

111

Blue flash spread across the sample cup

111 (fresh sample)

Blue flash spread across the sample cup

106 (fresh sample)

No flash

107 (fresh sample)

No flash

108 (fresh sample)

No flash

109 (fresh sample)

No flash

110 (fresh sample)

Blue flash spread across the sample cup

110 (fresh sample)

Blue flash spread across the sample cup

108 (fresh sample)

No flash

Atmospheric pressure =         102 kPa
Observed flash point  =         110°C
Corrected flash point =         109.9°C


*Assessments in steps of 5 °C.

Interpretation of results:
GHS criteria not met
Conclusions:
The flash point of 2-(1-oxa-4-azaspiro[4.5]dec-4-yl)ethyl methacrylate (CAS 4203-89-8) has been determined to be110± 2°C, using a closed cup equilibrium method designed to be compatible with Method A.9 Flash Point of Commission Regulation (EC) No 440/2008 of 30 May 2008.
Executive summary:

The flash point of 2-(1-oxa-4-azaspiro[4.5]dec-4-yl)ethyl methacrylate (CAS 4203-89-8) has been determined to be110± 2°C, using a closed cup equilibrium method designed to be compatible with Method A.9 Flash Point of Commission Regulation (EC) No 440/2008 of 30 May 2008.

Description of key information

The flash point of 2-(1-oxa-4-azaspiro[4.5]dec-4-yl)ethyl methacrylate (CAS 4203-89-8) has been determined to be110± 2°C, using a closed cup equilibrium method designed to be compatible with Method A.9 Flash Point of Commission Regulation (EC) No 440/2008 of 30 May 2008.

Key value for chemical safety assessment

Flash point at 101 325 Pa:
110 °C

Additional information