1-O-tert-butyldimethylsilyl 2,3,6-trideoxy-3-trifluoroacetamido-β-L-arabino-hexopyranoside   、                                                                                      
4-O-Acetyl-C-2-myristoyl-1,5-anhydro-2,3,6-trideoxy-3-N-trifluoroacetamido-L-arabino-hex-1-enitol                                                                                                                                                              在
                                                                                                                                                                                 
三氯化铝                                                                                                                                  作用下,
                                                                                                                                                                                                                            以56%的产率得到[(2S,3R,4S)-2-methyl-5-tetradecanoyl-4-[(2,2,2-trifluoroacetyl)amino]-3,4-dihydro-2H-pyran-3-yl] tetradecanoate