4-Phenyl-1,2,4-triazolidine-3,5-dione(CAS: 15988-11-1)

4-Phenyl-1,2,4-triazolidine-3,5-dione is a solid with a crystalline form. Its molecular weight is approximately 170.23 g/mol. It has a low solubility in water (0.003 g/100 mL at 25°C) but good solubility in organic solvents like methanol and acetonitrile. Chemically, it is relatively stable but can react under strong acidic or basic conditions. It is used in various applications due to its structural properties.

4-Phenyl-1,2,4-triazolidine-3,5-dione is typically synthesized via the reaction of phenylhydrazine and 1,2-diazolidinedione. This involves the condensation of phenylhydrazine with 1,2-diazolidinedione followed by heating to drive off the water. The reaction is conducted at elevated temperatures and often uses a solvent like ethanol. The product is isolated by recrystallization from suitable solvents.

4-Phenyl-1,2,4-triazolidine-3,5-dione is used in various industries. It is a key intermediate in the synthesis of pharmaceuticals, particularly as a precursor in the production of bioactive compounds. It is also used in the polymer industry for the modification of polymers and in the development of sensors for detecting specific chemical species. Its functional groups make it useful in semiconductor applications as well.

When handling 4-Phenyl-1,2,4-triazolidine-3,5-dione, it is important to wear appropriate personal protective equipment (PPE) such as gloves, safety goggles, and a lab coat. It should be handled in a well-ventilated area or with the use of a fume hood to avoid inhalation of dust or vapors. Spills should be handled with caution and cleaned up using appropriate absorbents. Always refer to the Material Safety Data Sheet (MSDS) for detailed safety guidelines.