4(2-t-butyloxycarbonylaminoimidazol-4-yl)benzoic acid 、
1-(6-bromonaphthalene-2-sulfonyl)piperazine 在
1-(6-bromonaphth-2-ylsulphonyl)-4-[4-(2-t-butyloxycarbonylaminoimidazol-4-yl)benzoyl]piperazine 作用下,
以
乙醇 为溶剂,
以to give 1-(6-bromonaphth-2-ylsulphonyl)-4-[4-(2-t-butyloxycarbonylaminoimidazol-4-yl)benzoyl]piperazine as a colourless solid (after trituration with hot ethanol) (248 mg, 40% yield), m.p. 175-177° C., 1H NMR (d6DMSO) 1.5 ppm (s,9H), 3.0-3.1 ppm (broad s,4H), 3.4-3.7 ppm (broad s,4H), 6.6 ppm (s,2H), 7.3 ppm (d,2H), 7.4 ppm (s,1H), 7.7 ppm (d,2H), 7.8 ppm (t,2H), 8.2 ppm (t,2H), 8.4 ppm (s,1H), 8.45 ppm (s,1H)的产率得到1-(6-bromonaphth-2-ylsulphonyl)-4-[4-(2-t-butyloxycarbonylaminoimidazol-4-yl)benzoyl]piperazine