Ethyl (3R)-3-hydroxybutanoate(CAS: 24915-95-5)

Ethyl (3R)-3-hydroxybutanoate (CAS: 24915-95-5) is a colorless liquid with a fruity odor. It has a molecular weight of approximately 128.14 g/mol and a density of 0.918 g/cm³. The compound is slightly soluble in water and miscible with most organic solvents. It is reactive towards nucleophiles and can undergo hydrolysis under basic conditions. At room temperature, it is stable but should be stored in a cool, dry place away from sources of heat and ignition.

Ethyl (3R)-3-hydroxybutanoate (CAS: 24915-95-5) can be synthesized through the hydrogenation of acetoacetic ester or via a direct esterification of 3-hydroxybutanoic acid with ethanol. The hydrogenation is typically catalyzed by palladium on carbon, with high selectivity and yield. The direct esterification method is also efficient, with a high conversion rate and good purity of the final product.

Ethyl (3R)-3-hydroxybutanoate (CAS: 24915-95-5) is used in the pharmaceutical industry as a precursor for drug synthesis, in the polymer industry for the production of biodegradable polymers, and in the fragrance industry as a flavor compound. It is also used in the food industry as a flavor enhancer and in sensors for detecting specific chemical species.

When handling Ethyl (3R)-3-hydroxybutanoate (CAS: 24915-95-5), wear appropriate personal protective equipment (PPE), including gloves, safety goggles, and a lab coat. Store the compound in a cool, well-ventilated area, away from sources of heat and ignition. In case of spill, immediately contain the spill in a spill tray and clean up using an absorbent material. Always refer to the Safety Data Sheet (SDS) for specific handling and disposal instructions.