1,1,1,3,3,3-hexafluoro-2-methoxypropane

Vapour pressure

Link to relevant study record(s)

Reference

Endpoint:

vapour pressure

Type of information:

experimental study

Adequacy of study:

key study

Study period:

Not Reported

Reliability:

2 (reliable with restrictions)

Rationale for reliability incl. deficiencies:

guideline study without detailed documentation

Qualifier:

equivalent or similar to guideline

Guideline:

OECD Guideline 104 (Vapour Pressure Curve)

GLP compliance:

no

Type of method:

isoteniscope

Specific details on test material used for the study:

Reported as:
(CF3)2CHOCH3
1,1,1,3,3,3-hexafluoro-2-methoxypropane
CASRN: 13171-18-1
Purity Reported As 99.6%

Test no.:

#1

Temp.:

10 °C

Vapour pressure:

17.81 kPa

Test no.:

#2

Temp.:

20 °C

Vapour pressure:

28.81 kPa

Key result

Test no.:

#3

Temp.:

25 °C

Vapour pressure:

36.05 kPa

Test no.:

#4

Temp.:

35 °C

Vapour pressure:

55.08 kPa

Test no.:

#5

Temp.:

50.95 °C

Vapour pressure:

101.325 kPa

Key result

Vapour pressure:

ca. 101 kPa

Antoine Constants Reported as Follows:

- A = 6.171 38

- B = 1111.854

- C = -57.19

Conclusions:

The experimentally measured vapor pressure was reported to be 36.05 kPa at 25 deg C.

Executive summary:

In a non-GLP study conducted equivalent to an OECD 104 guideline study using the isoteniscope method, the vapor pressure of the substance was reported to be 36.05 kPa at 25 deg C.

Description of key information

In a study conducted equivalent to an OECD 104 guideline study using the isoteniscope method, the vapor pressure of the substance was reported to be 36.05 kPa at 25 deg C.

Key value for chemical safety assessment

Vapour pressure:

36.05 kPa

at the temperature of:

25 °C