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Physical & Chemical properties

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Description of key information

2,4-Pentanedione, peroxide is classified as a peroxide type D. Flammability is an intrinsic hazard in this class.

Self-Accelerating Decomposition Temperature (SADT) of the substances is 60°C (reference SADT: CLP regulations and UN Recommendations on the Transport of Dangerous Goods, Manual of Tests and Criteria, 5th revised edition, sub-sections 28.1, 28.2, 28.3 and Table 28.3.)

2,4-Pentanedione, peroxide is a colourless, clear organic liquid with a faint odour. The substance is not an aerosol or a gas.

The melting point of 2,4-Pentanedione, peroxide is 7°C.

The relative density of 2,4-Pentanedione, peroxide 30% in solvent mixture at 20°C is 1.0514.

The estimated vapour pressure of 2,4-Pentanedione, peroxide is 6.28 Pa at 20°C.

The partition coefficient log Kow value for 2,4-pentanedione, peroxide is 1.1.

The water solubility of 2,4-pentanedione, peroxide is more than 500 g/L at 20°C.

The substance has no explosive and no oxidising properties.

The dynamic viscosity of 2,4-Pentanedione, peroxide is 26.6 mPa.s (20°C).

The study on corrosion towards metal is technically not feasible.

Additional information