2,7-Di(4-pyridinyl)benzo[lmn][3,8]phenanthroline-1,3,6,8(2H,7H)-tetrone(CAS: 34151-49-0)

2,7-Di(4-pyridinyl)benzo[lmn][3,8]phenanthroline-1,3,6,8(2H,7H)-tetrone is a crystalline compound with a molecular weight of approximately 528.3 g/mol. It has low water solubility and moderate solubility in organic solvents like ethanol and dimethylformamide. It is known for its redox activity and stability, making it a reactive compound in redox reactions and coordination chemistry.

This compound is typically synthesized through a multi-step process involving the condensation of 4-pyridylbenzaldehyde and 4-pyridyl isatin followed by a palladium-catalyzed coupling reaction. The yield is around 70-80%, with high selectivity for the desired product. The reaction requires careful control of temperature and the use of anhydrous conditions to avoid side reactions.

2,7-Di(4-pyridinyl)benzo[lmn][3,8]phenanthroline-1,3,6,8(2H,7H)-tetrone is used in various industries, including pharmaceuticals for its coordination chemistry applications, polymers for its redox properties, sensors due to its photochemical and electrochemical properties, and semiconductors for its electronic and magnetic properties.

Proper handling of 2,7-Di(4-pyridinyl)benzo[lmn][3,8]phenanthroline-1,3,6,8(2H,7H)-tetrone requires the use of personal protective equipment (PPE) such as gloves, goggles, and lab coats. Work should be conducted in a fume hood to avoid exposure to vapors. Spills should be cleaned up using appropriate absorbents, and the area should be well-ventilated. Always refer to the Safety Data Sheet (SDS) for detailed guidelines on handling and disposal.