3H-Spiro[2-benzofuran-1,4'-piperidine](CAS: 38309-60-3)

3H-Spiro[2-benzofuran-1,4'-piperidine] is a cyclic compound with a molecular weight of approximately 238.27 g/mol. It has a crystalline form and is poorly soluble in water but more soluble in organic solvents like methanol and dichloromethane. It exhibits moderate reactivity towards nucleophiles and can undergo ring-opening reactions. Its specific gravity is around 1.19 g/cm³ at 20°C.

3H-Spiro[2-benzofuran-1,4'-piperidine] can be synthesized via a multistep reaction involving condensation and cyclization. A common approach involves the condensation of 2-benzofuranone with piperidine in the presence of a suitable catalyst, followed by deprotection and ring-closure to form the spiropirolactam. The yield is generally between 40-60%, and the reaction is typically carried out under mild conditions in anhydrous organic solvents.

3H-Spiro[2-benzofuran-1,4'-piperidine] finds applications in the pharmaceutical industry for its potential in developing new drug candidates, particularly for pain management and anti-inflammatory therapies. It is also used in the synthesis of polymers for their unique thermal and mechanical properties. Additionally, it has shown promise in the development of chemical sensors and materials for electronic devices.

When handling 3H-Spiro[2-benzofuran-1,4'-piperidine], it is essential to use appropriate personal protective equipment (PPE) such as gloves, goggles, and a lab coat. Work should be conducted in a well-ventilated area or a fume hood to minimize inhalation risks. Spills should be neutralized and cleaned up using appropriate absorbents, and the material safety data sheet (MSDS) should be consulted for detailed handling and disposal information. This compound is not highly toxic but can cause skin irritation.