Registration Dossier

Physical & Chemical properties

Endpoint summary

Administrative data

Description of key information

4.1

Physical appearance

The test item is a colourless clear liquid at 20°C and 1013 hPa, as described in the reliable studies of melting and boiling point data.

4.2

Melting point

The test item has no melting point down to a temperature of -100 °C at atmospheric pressure (1011 – 1013 hPa) as determined by differential scanning calorimetry according to Regulation EC No. 440/2008 Method A.1., OECD Test Guideline 102 (1995).

4.3

Boiling point

The test item has a boiling point of 135.3 °C corrected to normal atmospheric pressure (1013 hPa) as determined by differential scanning calorimetry according to Regulation EC No. 440/2008 Method A.2., OECD Test Guideline 103 (1995).

4.4

Density

The relative density D420of the test item at 20 °C ± 0.01 °C (compared to water at 4 °C) is D420= 0.865 according to Regulation EC No. 440/2008 Method A.3., OECD Test Guideline 109 (1995)

4.6

Vapour Pressure

The vapour pressure of the test item was calculated by interpolation and extrapolation of the measured vapour pressure curve for the temperatures 20, 25 and 50 °C, according to Regulation EC 440/2008 Method A.4.; OECD Test Guideline 104 (2006):

Temperature (°C)

Vapour pressure (hPa)

20

10.4

25

13.7

50

47.5

4.7

Partition coefficient

The test item has a partition coefficient log Pow of 2.47 at 23.8 °C as determined by HPLC method according to EU Method A.8, and OECD Test Guideline 117 (2004)

4.8

Water solubility

The test item has a water solubility of 1.76 g/L (pH 6.5) at 20 ± 0.5 °C as determined by flask method according to Regulation EC No. 440/2008 Method A.6., OECD Test Guideline 105 (1995).

4.11

Flash point

The test item has a flash point of 28.0 °C (average corrected and rounded down to the nearest multiple of 0.5 °C) according to Regulation EC No. 440/2008 Method A.9.Flash Point, and DIN EN ISO 13736 (2013) Abel Closed cup test.

4.12

Auto flammability

The test item has an auto-ignition temperature of 420 °C at  993 -994.9 hPa

according to the Regulation EC No. 440/2008 Method A.15. Auto-Ignition Temperature (Liquids and Gases) and DIN 51794 (2003): Determination of Ignition Temperature.

Additional information