(3R)-2,3-Dihydro-7-hydroxy-3-[(4-hydroxyphenyl)methyl]-4H-1-benzopyran-4-one(CAS: 1178893-64-5)

7-Hydroxy-3-(4-hydroxybenzyl)-2,3-dihydro-4H-chromen-4-one is a white to off-white crystalline solid with a molecular weight of approximately 308.27 g/mol. It is slightly soluble in water but more soluble in organic solvents like methanol and ethanol. The compound is known for its stability, showing minimal reactivity under normal conditions. It is insoluble in common non-polar solvents like hexane and toluene. It exhibits good thermal stability and can be stored at room temperature. Its chemical properties include a tendency to form stable conjugated systems due to its chromene ring structure.

7-Hydroxy-3-(4-hydroxybenzyl)-2,3-dihydro-4H-chromen-4-one can be synthesized via a multi-step process involving aromatic substitution reactions and condensation reactions. The synthesis typically starts with an aromatic compound, followed by the introduction of a hydroxyl group and a benzyl group. Commonly used reagents include phenol, benzyl alcohol, and suitable catalysts like p-toluenesulfonic acid (TsOH). The yield and selectivity of the reaction can be optimized by controlling the reaction conditions such as temperature, solvent, and catalyst type. This compound is often synthesized with high yield and good selectivity.

7-Hydroxy-3-(4-hydroxybenzyl)-2,3-dihydro-4H-chromen-4-one finds applications in various industries. In pharmaceuticals, it is used as a building block for the synthesis of complex molecules and potential drug candidates. In polymer science, it is incorporated into polymeric materials to enhance their properties. Additionally, it is utilized in the development of sensors for detecting various compounds and in semiconductor applications due to its electronic properties. Its versatility makes it a valuable compound across multiple scientific and industrial sectors.

When handling 7-Hydroxy-3-(4-hydroxybenzyl)-2,3-dihydro-4H-chromen-4-one, it is important to take appropriate safety precautions. Wear appropriate personal protective equipment (PPE) including gloves, safety goggles, and a lab coat. Ensure that the compound is handled in a well-ventilated area or a fume hood to avoid inhalation of any vapor. Spills should be contained and cleaned up using absorbent material. Always refer to the Safety Data Sheet (SDS) for specific handling and disposal instructions. Storage should be in a cool, dry place away from direct sunlight and sources of heat.