(E)-3-cyclopentyl-2-(4-methanesulfonyl-phenyl)-N-thiazol-2-yl-acrylamide 、 、
乙酸乙酯 以to afford pure (E)-3-cyclopentyl-2-(4-methanesulfonyl-phenyl)-acrylic acid (41.18 g, 69%) as a white solid的产率得到(E)-3-cyclopentyl-2-(4-methanesulfonyl-phenyl)-acrylic acid