3-cyano-4-(diethylamino)-2-fluorobenzaldehyde 、
(2S,3R,4R,5S)-2-hydroxymethyl-3,4,5-piperidinetriol 在
(polystyrylmethyl)trimethylammonium cyanoborohydride 、
溶剂黄146 作用下,
以
甲醇 为溶剂,
以75%的产率得到(2S,3R,4R,5S)-2-(hydroxymethyl)-1-[(3-cyano-4-(diethylamino)-2-fluorophenyl)methyl]-3,4,5-piperidinetriol