(4S,5R,6S)-4-(2-Iodo-ethyl)-6-((2S,3R,4S,5R,6R)-3,4,5-triacetoxy-6-acetoxymethyl-tetrahydro-pyran-2-yloxy)-5-vinyl-5,6-dihydro-4H-pyran-3-carboxylic acid methyl ester 、 sodium formate 以
六甲基磷酰三胺 为溶剂,
反应 22.0h,
以90 mg的产率得到(4S,5R,6S)-4-(2-Formyloxy-ethyl)-6-((2S,3R,4S,5R,6R)-3,4,5-triacetoxy-6-acetoxymethyl-tetrahydro-pyran-2-yloxy)-5-vinyl-5,6-dihydro-4H-pyran-3-carboxylic acid methyl ester