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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Physical & Chemical properties

Auto flammability

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Administrative data

Link to relevant study record(s)

auto-ignition temperature (liquids)
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
guideline study with acceptable restrictions
equivalent or similar to guideline
ASTM E659 (Standard test method for autoignition temperature of liquid chemicals)
Auto-ignition temperature:
394 °C
Atm. press.:
1 013 hPa
Remarks on result:
The auto ignition temperature of the test substance was measured to be 394 °C at 1013 hPa. The result is considered reliable.

Description of key information

Self-ignition temperature (trimethoxyphenylsilane): 394°C at 1013 hPa

Key value for chemical safety assessment

Autoflammability / Self-ignition temperature at 101 325 Pa:
394 °C

Additional information

The auto-ignition temperature of the test substance was measured to be 349°C. This was measured according to EU Method A.15 and is considered reliable.