ethyl 5-chloro-3-[({[3-(ethyloxy)-3-oxopropyl]amino}carbonyl)amino]-1-[2'-hydroxy-3'-(methyloxy)-4-biphenylyl]-1H-pyrrole-2-carboxylate 、
钠 在
水 、
sodium hydroxide 、
二氯甲烷 、
乙醇 、
3-{6-chloro-5-[2'-hydroxy-3'-(methyloxy)-4-biphenylyl]-2,4-dioxo-1,2,4,5-tetrahydro-3H-pyrrolo[3,2-d]pyrimidin-3-yl}propanoic acid 作用下,
以
乙醇 为溶剂,
反应 2.0h,
以gave the title compound 3-{6-chloro-5-[2′-hydroxy-3′-(methyloxy)-4-biphenylyl]-2,4-dioxo-1,2,4,5-tetrahydro-3H-pyrrolo[3,2-d]pyrimidin-3-yl}propanoic acid (430 mg, 0.94 mmol, 46.3% yield) as a cream solid的产率得到3-{6-chloro-5-[2'-hydroxy-3'-(methyloxy)-4-biphenylyl]-2,4-dioxo-1,2,4,5-tetrahydro-3H-pyrrolo[3,2-d]pyrimidin-3-yl}propanoic acid