2-methyl-2-[5-methyl-6-(1,3-oxazol-2-yl)-2,4-dioxo-1-[(2R)-2-[(3R)-oxolan-3-yloxy]-2-phenylethyl]-1H,2H,3H,4H-thieno[2,3-d]pyrimidin-3-yl]propanoic acid 在
三氟乙酸 作用下,
以
二氯甲烷 为溶剂,
反应 2.0h,
以35%的产率得到2-methyl-2-[5-methyl-6-(1,3-oxazol-2-yl)-2,4-dioxo-1-[(2R)-2-[(3S)-oxolan-3-yloxy]-2-phenylethyl]-1H,2H,3H,4H-thieno[2,3-d]pyrimidin-3-yl]propanoic acid