(R)-(-)-4-Isopropyl-3-propionyl-2-oxazolidinone (89028-40-0) is also known as (R)-4-Isopropyl-3-propionyl-2-oxazolidinone ; (R)-(-)-3-Propionyl-4-isopropyl-2-oxazolidinone ; N-Propionyl-(4R)-isopropyl-2-oxazolidinone .