1,4-Dihydro-3H-isochromen-3-one(CAS: 4385-35-7)

1,4-Dihydro-3H-isochromen-3-one (CAS: 4385-35-7) is a crystalline solid with a molecular weight of approximately 132.13 g/mol. It has a low solubility in water but is more soluble in organic solvents such as ethanol and acetone. Chemically, it is relatively stable and reacts primarily via its carbonyl group. It is used as an intermediate in the synthesis of other compounds and has limited reactivity under standard conditions.

1,4-Dihydro-3H-isochromen-3-one (CAS: 4385-35-7) is typically synthesized via the condensation of acetophenone with a suitable base and dehydration under basic conditions. Common catalysts include sodium hydride or potassium tert-butoxide, and the reaction yields a high purity product with good selectivity and yield. This compound is often used in the synthesis of other heterocyclic compounds.

1,4-Dihydro-3H-isochromen-3-one (CAS: 4385-35-7) is used in various industries, particularly in the pharmaceutical sector for the synthesis of drugs with specific pharmacological activities. It is also used in the polymer industry as a monomer and in the development of sensors and semiconductors due to its unique electronic properties.

When handling 1,4-Dihydro-3H-isochromen-3-one (CAS: 4385-35-7), it is important to wear appropriate personal protective equipment (PPE) such as lab coats, gloves, and safety goggles. Ensure that the work is conducted in a well-ventilated area or a fume hood. Spills should be handled with caution, and the material safety data sheet (MSDS) should be consulted for specific instructions. In case of contact with skin or eyes, rinse immediately with copious amounts of water and seek medical advice if necessary.