5-(Phenylethynyl)-2-benzofuran-1,3-dione(CAS: 119389-05-8)

5-(Phenylethynyl)-2-benzofuran-1,3-dione is a derivative of benzofuran with a phenylethynyl substituent. It has the chemical formula C17H11N2O2. This compound is typically used in organic synthesis and as a building block in the development of various materials and pharmaceuticals.

5-(Phenylethynyl)-2-benzofuran-1,3-dione is primarily used as a precursor in the synthesis of other compounds and materials. It finds applications in the pharmaceutical industry, where it may be used as an intermediate, and in materials science for the development of novel polymers and coatings.

5-(Phenylethynyl)-2-benzofuran-1,3-dione is generally considered safe for industrial use when handled properly. However, it should be stored in a cool, dry place away from direct sunlight and sources of ignition. Protective gloves and goggles should be worn during handling to avoid skin contact and eye irritation. It is advisable to follow local safety regulations and guidelines.

5-(Phenylethynyl)-2-benzofuran-1,3-dione should be stored in a cool, dark place to avoid light exposure and to maintain its stability. Keep the container tightly sealed to prevent moisture absorption. Store at room temperature (15°C to 25°C) and avoid temperatures above 30°C. Humidity levels should be low to prevent degradation. Use a suitable, airtight container to store the compound.