(S)-1-((3aS,4R,6S,6aS)-6-Methoxy-2,2-dimethyl-6-vinyl-tetrahydro-furo[3,4-d][1,3]dioxol-4-yl)-ethane-1,2-diol   、                                                                                      
对甲苯磺酰氯                                                                                                                                                              在
                                                                                                                                                                                 
吡啶                                                                                                                                  作用下,
                                                                                                                                                                                        反应 14.0h,
                                                                                                                以88%的产率得到[(2S)-2-[(3aS,4S,6R,6aS)-4-ethenyl-4-methoxy-2,2-dimethyl-6,6a-dihydro-3aH-furo[3,4-d][1,3]dioxol-6-yl]-2-hydroxyethyl] 4-methylbenzenesulfonate