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