1,2-propadienylphosphonous acid   、                                                                                      
1,3-Bis(aminomethyladamantane)   、                                                                                      
Diglycolaldehyde, .α.-(hydroxymethyl)-.α.'-(6-hydroxy-9H-purin-9-yl)-                                                                                                                                                                                              以
                                                                                         
甲醇                                                                                  为溶剂,
                                                                                                                                                    反应 7.0h,
                                                                                                                以37%的产率得到[(R)-4-(4-Aminomethyl-adamantan-2-ylmethyl)-5-hydroxy-2-hydroxymethyl-6-(6-oxo-1,6-dihydro-purin-9-yl)-morpholin-3-yl]-propa-1,2-dienyl-phosphinic acid; compound with 3-hydroxy-2-[(R)-2-oxo-1-(6-oxo-1,6-dihydro-purin-9-yl)-ethoxy]-propionaldehyde