5-acetyl-3,4-bis(benzyloxy)-1-(4-methoxyphenyl)-N,N-dimethyl-1H-pyrrole-2-carboxamide 在
钯 crude compound 、
乙腈 、
甲酸 作用下,
以
甲醇 为溶剂,
反应 0.27h,
以to afford 5-acetyl-3,4-dihydroxy-1-(4-methoxyphenyl)-N,N-dimethyl-1H-pyrrole-2-carboxamide (UL1-091) (45 mg, 70%) as a pale yellow solid的产率得到5-acetyl-3,4-dihydroxy-1-(4-methoxyphenyl)-N,N-dimethyl-1H-pyrrole-2-carboxamide