(5-chloro-2,4-dimethoxy-phenyl)-acetic acid 、
草酰氯 、 1-[4-(4,5-Dihydro-1h-pyrazol-3-yl)-phenyl]-3-methyl-urea trifluoro-acetic acid salt 在
1-(4-{1-[2-(5-chloro-2,4-dimethoxy-phenyl)-acetyl]-4,5-dihydro-1H-pyrazol-3-yl}-phenyl)-3-methyl-urea 作用下,
以to give the final compound 1-(4-{1-[2-(5-Chloro-2,4-dimethoxy-phenyl)-acetyl]-4,5-dihydro-1H-pyrazol-3-yl}-phenyl)-3-methyl-urea (78)的产率得到1-(4-{1-[2-(5-chloro-2,4-dimethoxy-phenyl)-acetyl]-4,5-dihydro-1H-pyrazol-3-yl}-phenyl)-3-methyl-urea