1,1'-(4,4'-Biphenyldiyl)diethanone(CAS: 787-69-9)

1,1'-(4,4'-Biphenyldiyl)diethanone (CAS: 787-69-9) is an organic compound with the chemical formula C18H14O2. It features a biphenyl bridge connecting two ethanone groups, giving it a rigid aromatic structure. This compound is known for its low solubility in water and high stability under normal conditions, making it a valuable intermediate in chemical synthesis. Its molecular weight is approximately 266.31 g/mol, and it appears as a white crystalline solid.

1,1'-(4,4'-Biphenyldiyl)diethanone (CAS: 787-69-9) is primarily used in pharmaceutical research as a building block for drug development. It also serves in industrial applications, such as the production of dyes, pigments, and specialty chemicals. In research settings, it is employed for synthesizing organic compounds and studying molecular interactions. Its unique structure makes it relevant in polymer science and material engineering for creating functional materials.

1,1'-(4,4'-Biphenyldiyl)diethanone (CAS: 787-69-9) is generally considered safe when handled according to standard laboratory protocols. However, it may pose risks if inhaled, ingested, or exposed to skin, so proper protective equipment (PPE) like gloves and goggles is recommended. Safety data sheets (SDS) indicate low acute toxicity, but long-term exposure precautions should be followed. It is classified as a hazardous chemical under OSHA guidelines, requiring controlled storage and use.

1,1'-(4,4'-Biphenyldiyl)diethanone (CAS: 787-69-9) should be stored in a sealed, airtight container in a cool, dry place away from direct light. It is stable at room temperature but may degrade if exposed to moisture or high humidity. Storage under an inert atmosphere (e.g., nitrogen) is advisable to prevent oxidation. Maintain storage conditions below 25°C and ensure proper ventilation to avoid inhalation risks.