(2R,3S,6S)-6-(2,2-Diethoxy-ethyl)-2-hept-1-ynyl-3-hydroxy-3,6-dihydro-2H-pyridine-1-carboxylic acid benzyl ester 在
Lindlar's catalyst
氢气 作用下,
以
甲醇 为溶剂,
以74%的产率得到(2R,3S,6S)-6-(2,2-Diethoxy-ethyl)-2-((Z)-hept-1-enyl)-3-hydroxy-3,6-dihydro-2H-pyridine-1-carboxylic acid benzyl ester