1,1,5,5,5-hexamethyl-3,3-bis[(trimethylsilyl)oxy]trisiloxane

Boiling point

Link to relevant study record(s)

Reference

Endpoint:

boiling point

Type of information:

experimental study

Adequacy of study:

key study

Study period:

2017

Reliability:

2 (reliable with restrictions)

Rationale for reliability incl. deficiencies:

guideline study without detailed documentation

Qualifier:

according to guideline

Guideline:

OECD Guideline 103 (Boiling Point)

GLP compliance:

no

Remarks:

ISO 9001:2008

Type of method:

photocell detection

Key result

Boiling pt.:

229.8 °C

Atm. press.:

1 013 hPa

Test	Measured boiling temperature		Measured atmospheric pressure	Boiling temperature corrected to normal atmospheric pressure
	°C	K	hPa	°C	K
1	227.4	500.6	977	229.0	502.2
2	229.0	502.2	977	230.6	503.8
Mean value	228.2	501.4	977	229.8	503.0

 

Approximate accuracy of the instrument: ± 0.3 K (at 373 K)

Conclusions:

A boiling point of 229.8 °C was determined in a reliable study conducted according to an appropriate test protocol, and in compliance with ISO 9001:2008. The result is considered to be reliable.

Description of key information

Boiling point: 229.8 °C (OECD 103)

Key value for chemical safety assessment

Boiling point at 101 325 Pa:

229.8 °C

Additional information

A measured boiling point value of 229.8 °C at 1013 hPa was determined for the substance using a photocell detection method in accordance with OECD Test Guideline 103 and in compliance with a known quality system (ISO 9001:2008). The result is considered to be reliable and is selected as key study.