2,2-Dimethyl-propionic acid (R)-3-((1S,2R,3R,4S,5R)-3-hydroxy-2-methyl-6,8-dioxa-bicyclo[3.2.1]oct-4-yl)-2-methyl-propyl ester                                                                                                                                                              在
                                                                                                                                                                                 
咪唑   、                                                                                                  
三氟化硼乙醚   、                                                                                                  
calcium carbonate   、                                                                                                  mercury dichloride                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
水   、                                                                                         
乙腈                                                                                  为溶剂,
                                                                                                                                                                                        生成                                                 2,2-Dimethyl-propionic acid (R)-3-[(3S,4R,5R,6S)-6-(tert-butyl-dimethyl-silanyloxymethyl)-2,4-dihydroxy-5-methyl-tetrahydro-pyran-3-yl]-2-methyl-propyl ester