Registration Dossier
Registration Dossier
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EC number: 221-331-9 | CAS number: 3069-19-0
Boiling point
Administrative data
Link to relevant study record(s)
- Endpoint:
- boiling point
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 20-Oct to 15-Nov-2017
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.2 (Boiling Temperature)
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 103 (Boiling Point)
- GLP compliance:
- yes (incl. QA statement)
- Remarks:
- Medicines & Healthcare products Regulatory Agency
- Type of method:
- method according to Siwoloboff
- Boiling pt.:
- 203 °C
- Atm. press.:
- 1 013 hPa
- Conclusions:
- A boiling point value of 203 °C at approx. 1013 hPa was determined in a reliable study conducted according to an appropriate test protocol.
Reference
Results
The results of duplicate definitive determinations on Hexyltrimethoxysilane were as follows:
Barometric pressure: 999 mbar.
|
Boiling point (°C) |
|
|
Observed |
Pressure corrected* |
Run 1 |
202.7 |
203.3 |
Run 2 |
202.5 |
203.1 |
* Pressure correction
Cb = Tb + 0.00009 (1013-Pb) (273 + Tb)
Cb is the corrected boiling point (ºC)
Pb is the ambient barometric pressure (mbar)
Tb is the observed boiling point (°C)
Conclusion
The boiling temperature of Hexyltrimethoxysilane was determined to be 203°C at 1013 mbar (1 atm).
Description of key information
Hexyl(trimethoxy)silane: 203 °C at approx. 1013 hPa (Siwoloboff method, EU method A.2)
Key value for chemical safety assessment
- Boiling point at 101 325 Pa:
- 203 °C
Additional information
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