1H-Benzo[de]isoquinoline-1,3(2H)-dione(CAS: 81-83-4)

1H-Benzo[de]isoquinoline-1,3(2H)-dione is a crystalline solid with a molecular weight of 194.17 g/mol. It is slightly soluble in water but more soluble in organic solvents like ethanol and methanol. The compound shows good stability in acidic and basic conditions but is reactive towards strong bases. It is used in various synthetic routes due to its structural complexity and bioactivity.

1H-Benzo[de]isoquinoline-1,3(2H)-dione is usually synthesized via the oxidative cleavage of 2,3-dihydro-1H-benzo[de]isoquinoline or by the condensation of 1,3-diketone with 1H-benzo[de]isoquinoline. The synthesis often involves the use of reagents like p-toluenesulfonic acid or potassium permanganate, with yields typically ranging from 50% to 70%. The method is selective and efficient.

1H-Benzo[de]isoquinoline-1,3(2H)-dione is widely used in the pharmaceutical industry due to its bioactivity, particularly in the development of anti-inflammatory and antitumor agents. It is also employed in the polymer industry for its potential to enhance material properties and in the semiconductor industry for its use in organic electronics.

When handling 1H-Benzo[de]isoquinoline-1,3(2H)-dione, it is advisable to wear appropriate personal protective equipment (PPE) such as gloves and safety goggles. Work should be conducted in a well-ventilated area or fume hood to minimize inhalation risks. In case of spill, immediately clean up using absorbent material and consult the Safety Data Sheet (SDS) for further instructions. Storage should be in a cool, dry place away from direct sunlight and incompatible materials.