3,4-bis(benzyloxy)-5-cyano-1-(4-methoxyphenyl)-N,N-dimethyl-1H-pyrrole-2-carboxamide 在
钯 作用下,
以
甲醇 为溶剂,
以to afford 5-cyano-3,4-dihydroxy-1-(4-methoxyphenyl)-N,N-dimethyl-1H-pyrrole-2-carboxamide (UL1-031) (11 mg, 21%) as a yellow solid的产率得到5-cyano-3,4-dihydroxy-1-(4-methoxyphenyl)-N,N-dimethyl-1H-pyrrole-2-carboxamide