3-Chloro-2(1H)-pyrazinone(CAS: 105985-17-9)

3-Chloro-2(1H)-pyrazinone, also known as 3-chloropyrazin-2(3H)-one, is a chemical compound with the CAS number 105985-17-9. It is a yellow solid with a molecular formula of C6H4ClN3O and a molecular weight of 162.58 g/mol. It has a melting point of 166-168°C and is slightly soluble in water.

3-Chloro-2(1H)-pyrazinone is primarily used in the synthesis of pharmaceuticals, particularly for the production of antifungal and antiviral drugs. It is also utilized in the research and development of new chemical entities and as a reagent in various organic synthesis reactions.

3-Chloro-2(1H)-pyrazinone is generally considered safe when handled with proper precautions. Users should wear appropriate personal protective equipment, such as gloves and goggles, and avoid inhalation of dust or aerosols. Storage should be in a cool, dry place away from direct sunlight and other sources of heat and ignition.

3-Chloro-2(1H)-pyrazinone should be stored in a cool, dry place under a nitrogen atmosphere to prevent reaction with moisture and oxygen. It should be kept away from direct sunlight and sources of heat. Containers should be tightly sealed and stored in a well-ventilated, secure location to minimize exposure to air and light.