methyl 3-[7-[(3aS,4S,6R,6aR)-6-(hydroxymethyl)-2,2,3a-trimethyl-6,6a-dihydro-4H-furo[3,4-d][1,3]dioxol-4-yl]-4-aminopyrrolo[2,1-f][1,2,4]triazin-5-yl]prop-2-enoate                                                                                                                                                              在
                                                                                                                                                                                 
sodium methylate                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
甲醇                                                                                  为溶剂,
                                                                                                                                                                                        以47%的产率得到3-[(3aS,4S,6R,6aR)-6-(hydroxymethyl)-2,2,3a-trimethyl-6,6a-dihydro-4H-furo[3,4-d][1,3]dioxol-4-yl]-4,5,7,9-tetrazatricyclo[6.4.1.04,13]trideca-1(13),2,6,8,11-pentaen-10-one