methyl 3-methyl-5-{[(1-methyl-4-nitro-1H-imidazol-2-yl)carbonyl]amino}thiophene-2-carboxylate 在
palladium on activated charcoal
氢气 作用下,
以
乙酸乙酯 为溶剂,
20.0 ℃
、3.45 MPa
条件下,
反应 1.5h,
以63%的产率得到methyl 5-{[(4-amino-1-methyl-1H-imidazol-2-yl)carbonyl]amino}-3-methylthiophene-2-carboxylate hydrochloride