ethyl 5-chloro-3-{[({3-[(ethyloxy)carbonyl]phenyl}amino)carbonyl]amino}-1-[2'-hydroxy-3'-(methyloxy)-4-biphenylyl]-1H-pyrrole-2-carboxylate 、
钠 在
水 、 silica gel 、
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}benzoic acid 作用下,
以
乙醇 为溶剂,
反应 8.0h,
以to give 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}benzoic acid (60 mg, 0.12 mmol, 27.5% yield) as a off white 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}benzoic acid