4-[7-((2S,4S,5S,6S)-4,5-Bis-methoxymethoxy-6-methyl-tetrahydro-pyran-2-yl)-1,8-bis-methoxymethoxy-3-(2-oxo-propyl)-naphthalen-2-yl]-4-hydroxy-1-(2-methyl-[1,3]dithiolan-2-yl)-butan-2-one                                                                                                                                                              在
                                                                                                                                                                                 
potassium carbonate                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
甲醇                                                                                  为溶剂,
                                                                                                                                                    反应 2.0h,
                                                                                                                生成                                                 
1-[6-((2S,4S,5S,6S)-4,5-Bis-methoxymethoxy-6-methyl-tetrahydro-pyran-2-yl)-5,10-bis-methoxymethoxy-2-(2-methyl-[1,3]dithiolan-2-ylmethyl)-anthracen-1-yl]-ethanone