1,3-dihydroxyacetone

Vapour pressure

Administrative data

Endpoint:

vapour pressure

Type of information:

experimental study

Adequacy of study:

key study

Study period:

10/2008

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

other: The study was performed according to OECD guideline 104

Data source

Reference

Reference Type:

study report

Title:

Unnamed

Year:

2008

Report date:

2008

Materials and methods

Test guideline

Qualifier:

according to guideline

Guideline:

OECD Guideline 104 (Vapour Pressure Curve)

Deviations:

no

GLP compliance:

no

Type of method:

effusion method: by loss of weight or by trapping vaporisate

Test material

Test material information

Constituent 1

Reference substance name:

1,3-dihydroxyacetone

EC Number:

202-494-5

EC Name:

1,3-dihydroxyacetone

Cas Number:

96-26-4

Molecular formula:

C3H6O3

IUPAC Name:

1,3-dihydroxyacetone

Details on test material:

Purity: 100.2 %

Results and discussion

Vapour pressure

Vapour pressure 1

Temp.:

ca. 20 °C

Vapour pressure:

ca. 0.002 Pa

Vapour pressure 2

Temp.:

ca. 25 °C

Vapour pressure:

ca. 0.006 Pa

Vapour pressure 3

Temp.:

ca. 50 °C

Vapour pressure:

ca. 0.33 Pa

Applicant's summary and conclusion

Executive summary:

The vapour pressure of DHA was calculated to be 0.0024, 0.0058 and 0.33 Pa at temperatures of 20, 25 and 50°C, respectively