2-[(4-hydrazino-benzenesulfonyl)-methyl-amino]-3-phenyl-propionic acid ethyl ester 、
1-(4-chloro-phenyl)-3-(4-ethyl-phenyl)-propenone 以
乙醇 为溶剂,
反应 4.0h,
以78%的产率得到2-({4-[3-(4-chloro-phenyl)-5-(4-ethyl-phenyl)-4,5-dihydro-pyrazol-1-yl]-benzenesulfonyl}-methyl-amino)-3-phenyl-propionic acid ethyl ester