isopropyl 3,4-bis(benzyloxy)-5-(dimethylcarbamoyl)-1-(4-methoxyphenyl)-1H-pyrrole-2-carboxylate 在
钯 作用下,
以
甲醇 为溶剂,
以to afford isopropyl 5-(dimethylcarbamoyl)-3,4-dihydroxy-1-(4-methoxyphenyl)-1H-pyrrole-2-carboxylate (UL1-035) (69 mg, 79%) as a white solid的产率得到isopropyl 5-(dimethylcarbamoyl)-3,4-dihydroxy-1-(4-methoxyphenyl)-1H-pyrrole-2-carboxylate