2-tert-Butoxycarbonyl-1-methoxycarbonylethylidene(triphenyl)phosphorane 、
对苯基苯甲醛 以
甲苯 为溶剂,
反应 96.0h,
以to give 2-[1-biphenyl-4-yl-meth-(Z)-ylidene]-succinic acid 4-tert-butyl ester 1-methyl ester as an oil, 1H-NMR (400 MHz, CDCl3); δ ppm 1.47 (s, 9H), 3.52 (s, 2H), 3.84 (s, 3H), 7.37 (t, 1H), 7.46 (t, 4H), 7.62 (t, 4H), 7.89 (s, 1H)的产率得到2-[1-biphenyl-4-yl-meth-(Z)-ylidene]-succinic acid 4-tert-butyl ester 1-methyl ester