O-[(4R,5R,6S)-6-acetamido-4,5-diacetoxy-3-acetoxymethylcyclohex-2-enylidene]amino N-phenylcarbamate                                                                                                                                                              在
                                                                                                                                                                                 
sodium methylate                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
甲醇                                                                                  为溶剂,
                                                                                                                                                    反应 1.0h,
                                                                                                                以95%的产率得到O-[(4R,5R,6S)-6-acetamido-4,5-dihydroxy-3-hydroxymethylcyclohex-2-enylidene]amino N-phenylcarbamate