1,3-Cyclopentanedione(CAS#3859-41-4)
Hazard Symbols | Xi – Irritant |
Risk Codes | 36/37/38 – Irritating to eyes, respiratory system and skin. |
Safety Description | S22 – Do not breathe dust. S24/25 – Avoid contact with skin and eyes. S36 – Wear suitable protective clothing. S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
WGK Germany | 3 |
HS Code | 29142900 |
Introduction
1,3-cyclopentanedione, also known as butanone ketone or pentanone, is a colorless crystalline compound. The following is an introduction to some of the properties, uses, preparation methods and safety information of this compound: Properties: 1,3-cyclopentanedione is a flammable solid. It is less soluble in water but can be dissolved in common organic solvents such as alcohols, ethers, and ketones. Uses: 1,3-cyclopentanedione is widely used in organic synthesis and chemical research. It can also be used as an additive to resins and plastics to improve their performance. Method: A common method for the preparation of 1,3-cyclopentanedione is to reduce propodidone by catalytic hydrogenation reaction. This method uses a catalyst, such as nickel or palladium, to guarantee high yields and selectivity. Safety information: 1,3-cyclopentanedione should be handled with care and avoid contact with skin, eyes, and respiratory tract. It is a combustible and should be kept away from open flames and high temperatures. Appropriate protective gloves and safety glasses should be worn when operating. When storing and handling 1,3-cyclopentanedione, care should be taken to seal and avoid contact with oxidants, strong acids and strong bases to prevent dangerous reactions.