1-(2-(Hydroxymethyl)-1,3-oxathiolan-5-yl)pyrimidine-2,4(1H,3H)-dione, (2R,5S)-

This compound is a pharmaceutical intermediate featuring a pyrimidinedione core linked to an oxathiolane ring with a hydroxymethyl substituent. Its significance lies in its use as a building block for the synthesis of antiviral agents.