(3beta,18alpha,19alpha)-Urs-20(30)-en-3-yl acetate(CAS: 6426-43-3)

(3beta,18alpha,19alpha)-Urs-20(30)-en-3-yl acetate is a solids with a crystalline form. It has a molecular weight of approximately 410.49 g/mol and a melting point around 60-62°C. This compound is poorly soluble in water but soluble in common organic solvents like ethanol and acetone. It is stable under normal conditions but may react with strong bases. It is often used in pharmaceutical and natural product chemistry due to its stability and reactivity.

(3beta,18alpha,19alpha)-Urs-20(30)-en-3-yl acetate is usually synthesized from ursolic acid through esterification with acetic anhydride in the presence of a catalyst like concentrated sulfuric acid. The reaction is typically carried out at room temperature, yielding a product with high selectivity and good yield. This method is widely used in the chemical industry for preparing similar compounds.

(3beta,18alpha,19alpha)-Urs-20(30)-en-3-yl acetate is primarily used in the pharmaceutical and natural product industries. It is also utilized in the production of certain polymers, sensors, and semiconductors due to its chemical properties and structural characteristics. Its use in these industries highlights its versatility and importance in modern chemical applications.

When handling (3beta,18alpha,19alpha)-Urs-20(30)-en-3-yl acetate, it is important to wear appropriate personal protective equipment (PPE) such as gloves, goggles, and a lab coat. Work should be conducted in a fume hood to minimize exposure. Spills should be cleaned up promptly using appropriate absorbent materials. In case of contact with skin or eyes, immediately flush with water and seek medical attention. Always refer to the Safety Data Sheet (SDS) for detailed handling and emergency procedures.